| Consolidated Schedule of Investments (Parenthetical) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended |
| Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022 |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [1],[2],[3],[4],[5] | | | | | | | | 7% | |
| Unrealized gain (loss) for U.S. federal income tax purposes | | $ (52,500,000) | | | $ (52,500,000) | | | | $ (126,200,000) | |
| Net change in unrealized gain (loss) | | | | | 85,668,000 | | $ (238,306,000) | | | |
| Cost for income tax purposes | | 12,900,000,000 | | | 12,900,000,000 | | | | 13,100,000,000 | |
| Unrealized loss for U.S. federal income tax purposes | | 341,800,000 | | | 341,800,000 | | | | 382,200,000 | |
| Unrealized gain for U.S. federal income tax purposes | | 289,300,000 | | | 289,300,000 | | | | 256,000,000 | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [6],[7],[8] | | | | 13,010,345,000 | | | | | |
| Net change in unrealized gain (loss) | | | | | 85,668,000 | | (238,306,000) | | | |
| Ending balance | | 12,892,943,000 | | | 12,892,943,000 | | | | 13,010,345,000 | [6],[7],[8] |
| Restricted investments, fair value | | $ 1,900,000,000 | | | $ 1,900,000,000 | | | | $ 1,600,000,000 | |
| Restricted investments as a percentage of net assets | | 31.90% | | | 31.90% | | | | 27.60% | |
| Non-qualifying assets as a percent of total assets | | 13.60% | | | 13.60% | | | | 13.50% | |
| Non-qualifying asset, fair value | | $ 9,900,000 | | | $ 9,900,000 | | | | $ 9,100,000 | |
| Non-controlled, affiliated investments | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | (4,000) | | $ 0 | (5,000) | | 0 | | (49,000) | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 6,175,000 | | 0 | | 0 | |
| Gross Additions | | | | | 15,045,000 | [9] | | | 6,224,000 | [10] |
| Gross Reductions | | | | | (1,589,000) | [11] | | | 0 | [12] |
| Net change in unrealized gain (loss) | | (4,000) | | 0 | (5,000) | | 0 | | (49,000) | |
| Ending balance | | 19,626,000 | | | 19,626,000 | | | | 6,175,000 | |
| Interest income | | | | | 0 | | | | 0 | |
| Dividend income | | 177,000 | | 0 | 177,000 | | 0 | | 0 | |
| Other income | | | | | 0 | | | | 0 | |
| Investment income from controlled, affiliated investments: | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | 6,127,000 | | (3,636,000) | 16,381,000 | | (15,394,000) | | 45,602,000 | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 993,801,000 | | 616,780,000 | | 616,780,000 | |
| Gross Additions | | | | | 339,417,000 | [13] | | | 417,754,000 | [14] |
| Gross Reductions | | | | | (26,845,000) | [15] | | | (86,335,000) | [16] |
| Net change in unrealized gain (loss) | | 6,127,000 | | (3,636,000) | 16,381,000 | | (15,394,000) | | 45,602,000 | |
| Ending balance | | 1,322,754,000 | | | 1,322,754,000 | | | | 993,801,000 | |
| Interest income | | | | | 8,227,000 | | | | 8,206,000 | |
| Dividend income | | 20,662,000 | | 23,195,000 | 42,688,000 | | 38,833,000 | | 77,047,000 | |
| Other income | | $ 186,000 | | $ 163,000 | $ 578,000 | | 325,000 | | $ 689,000 | |
| Investment, Identifier [Axis]: 3ES Innovation Inc. (dba Aucerna), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18],[19] | | 6.50% | [17],[18],[19] | | | 6.50% | [2],[3],[5],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[20] | | | | $ 60,332,000 | | | | | |
| Ending balance | | $ 60,323,000 | [17],[18],[19] | | $ 60,323,000 | [17],[18],[19] | | | $ 60,332,000 | [2],[3],[5],[20] |
| Investment, Identifier [Axis]: 3ES Innovation Inc. (dba Aucerna), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[19],[21],[22] | | 6.50% | [17],[19],[21],[22] | | | 6.50% | [2],[3],[5],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[20],[23] | | | | $ 1,681,000 | | | | | |
| Ending balance | | $ 1,700,000 | [17],[19],[21],[22] | | 1,700,000 | [17],[19],[21],[22] | | | $ 1,681,000 | [2],[3],[5],[20],[23] |
| Investment, Identifier [Axis]: AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | 36,000 | [24] | | | (5,000) | [25] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 0 | [24] | 0 | [25] | 0 | [25] |
| Gross Additions | | | | | 6,115,000 | [13],[24] | | | 5,000 | [14],[25] |
| Gross Reductions | | | | | (35,000) | [15],[24] | | | 0 | [16],[25] |
| Net change in unrealized gain (loss) | | | | | 36,000 | [24] | | | (5,000) | [25] |
| Ending balance | [24] | 6,116,000 | | | 6,116,000 | | | | 0 | |
| Interest income | | | | | 0 | [24] | | | 0 | [25] |
| Dividend income | | | | | 0 | [24] | | | 0 | [25] |
| Other income | | | | | 0 | [24] | | | 0 | [25] |
| Investment, Identifier [Axis]: AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC, LLC Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[23],[26],[27],[28] | | | | 0 | | | | | |
| Ending balance | | 6,116,000 | [19],[21],[29],[30],[31],[32] | | 6,116,000 | [19],[21],[29],[30],[31],[32] | | | 0 | [3],[5],[23],[26],[27],[28] |
| Investment, Identifier [Axis]: AAM Series 2.1 Aviation Feeder, LLC | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | 0 | [24] | | | (6,000) | [25] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 1,568,000 | [24] | 0 | [25] | 0 | [25] |
| Gross Additions | | | | | 17,376,000 | [13],[24] | | | 1,574,000 | [14],[25] |
| Gross Reductions | | | | | 0 | [15],[24] | | | 0 | [16],[25] |
| Net change in unrealized gain (loss) | | | | | 0 | [24] | | | (6,000) | [25] |
| Ending balance | [24] | 18,944,000 | | | 18,944,000 | | | | 1,568,000 | |
| Interest income | | | | | 0 | [24] | | | 0 | [25] |
| Dividend income | | | | | 0 | [24] | | | 0 | [25] |
| Other income | | | | | 0 | [24] | | | 0 | [25] |
| Investment, Identifier [Axis]: AAM Series 2.1 Aviation Feeder, LLC, LLC Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[23],[26],[27],[28] | | | | 1,568,000 | | | | | |
| Ending balance | | $ 18,944,000 | [19],[21],[29],[30],[31],[32] | | $ 18,944,000 | [19],[21],[29],[30],[31],[32] | | | $ 1,568,000 | [3],[5],[23],[26],[27],[28] |
| Investment, Identifier [Axis]: ABB/Con-cise Optical Group LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [17],[18] | | 7.50% | [17],[18] | | | 7.50% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 67,247,000 | | | | | |
| Ending balance | | $ 62,187,000 | [17],[18] | | 62,187,000 | [17],[18] | | | $ 67,247,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: ABB/Con-cise Optical Group LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[4],[23] | | | | | | | | 7.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4],[23] | | | | 6,704,000 | | | | | |
| Ending balance | [2],[3],[4],[23] | | | | | | | | $ 6,704,000 | |
| Investment, Identifier [Axis]: ASP Conair Holdings LP, Class A Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 5,444,000 | | | | | |
| Ending balance | | $ 5,736,000 | [17],[30],[32] | | $ 5,736,000 | [17],[30],[32] | | | $ 5,444,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Accela, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [22] | | 7.50% | [22] | | | 7.50% | [2],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[33] | | | | $ 27,521,000 | | | | | |
| Ending balance | | $ 28,064,000 | [22] | | $ 28,064,000 | [22] | | | $ 27,521,000 | [2],[33] |
| Investment, Identifier [Axis]: Accela, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [21],[34] | | 7.50% | [21],[34] | | | 7% | [2],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[23] | | | | $ (30,000) | | | | | |
| Ending balance | | $ (15,000) | [21],[34] | | (15,000) | [21],[34] | | | $ (30,000) | [2],[23] |
| Investment, Identifier [Axis]: Accelerate Topco Holdings, LLC, Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[30],[32] | $ 15,000 | | | 15,000 | | | | | |
| Investment, Identifier [Axis]: Accelerate topco Holdings, LLC, Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | $ 14,000 | | | | | |
| Ending balance | [3],[27],[28] | | | | | | | | $ 14,000 | |
| Investment, Identifier [Axis]: Access CIG, LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.75% | [17],[22] | | 7.75% | [17],[22] | | | 7.75% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 58,465,000 | | | | | |
| Ending balance | | $ 58,613,000 | [17],[22] | | $ 58,613,000 | [17],[22] | | | $ 58,465,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Adenza Group, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34],[35] | 5.75% | | | 5.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34],[35] | $ 0 | | | $ 0 | | | | | |
| Investment, Identifier [Axis]: Adenza Group, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[22] | 5.75% | | | 5.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 199,718,000 | | | $ 199,718,000 | | | | | |
| Investment, Identifier [Axis]: Adenza Group, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34] | 5.75% | | | 5.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34] | $ 0 | | | $ 0 | | | | | |
| Investment, Identifier [Axis]: Alera Group, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[22] | | 6% | [17],[22] | | | 6% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 34,552,000 | | | | | |
| Ending balance | | $ 34,638,000 | [17],[22] | | $ 34,638,000 | [17],[22] | | | $ 34,552,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: AmSpec Group, Inc. (fka AmSpec Services Inc.), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[37] | | 5.75% | [17],[37] | | | 5.75% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 108,306,000 | | | | | |
| Ending balance | | $ 108,556,000 | [17],[37] | | $ 108,556,000 | [17],[37] | | | $ 108,306,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: AmSpec Group, Inc. (fka AmSpec Services Inc.), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 3.75% | [17],[21],[38] | | 3.75% | [17],[21],[38] | | | 4.75% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 2,965,000 | | | | | |
| Ending balance | | $ 7,428,000 | [17],[21],[38] | | 7,428,000 | [17],[21],[38] | | | $ 2,965,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Amergin Asset Management, LLC, Class A Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 0 | | | | | |
| Ending balance | | $ 0 | [17],[19],[30],[32] | | $ 0 | [17],[19],[30],[32] | | | $ 0 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: AmeriLife Holdings LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[35],[39] | | 5.75% | [17],[21],[35],[39] | | | 5.75% | [2],[3],[23],[40],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[41] | | | | $ 119,000 | | | | | |
| Ending balance | | $ 119,000 | [17],[21],[35],[39] | | $ 119,000 | [17],[21],[35],[39] | | | $ 119,000 | [2],[3],[23],[40],[41] |
| Investment, Identifier [Axis]: AmeriLife Holdings LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[39] | | 5.75% | [17],[39] | | | 5.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 715,000 | | | | | |
| Ending balance | | $ 716,000 | [17],[39] | | $ 716,000 | [17],[39] | | | $ 715,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: AmeriLife Holdings LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[39] | | 5.75% | [17],[21],[39] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (2,000) | | | | | |
| Ending balance | | $ 14,000 | [17],[21],[39] | | $ 14,000 | [17],[21],[39] | | | $ (2,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Anaplan, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[22] | | 6.50% | [17],[22] | | | 6.50% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 134,744,000 | | | | | |
| Ending balance | | $ 135,082,000 | [17],[22] | | $ 135,082,000 | [17],[22] | | | $ 134,744,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Anaplan, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34] | | 6.50% | [17],[21],[34] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (24,000) | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | $ 0 | [17],[21],[34] | | | $ (24,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Apex Group Treasury LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[19],[44] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[19],[44] | $ 43,375,000 | | | $ 43,375,000 | | | | | |
| Investment, Identifier [Axis]: Apex Group Treasury, LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[5],[20] | | | | | | | | 6.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[20] | | | | 41,940,000 | | | | | |
| Ending balance | [2],[3],[5],[20] | | | | | | | | $ 41,940,000 | |
| Investment, Identifier [Axis]: Apex Service Partners Intermediate 2, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[45] | | | | | | | | 12.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[45] | | | | 47,666,000 | | | | | |
| Ending balance | | $ 52,663,000 | [17],[46] | | 52,663,000 | [17],[46] | | | $ 47,666,000 | [3],[45] |
| Investment, Identifier [Axis]: Apex Service Partners, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[40],[41] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[40],[41] | | | | $ 989,000 | | | | | |
| Ending balance | [2],[3],[40],[41] | | | | | | | | $ 989,000 | |
| Investment, Identifier [Axis]: Apex Service Partners, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[18] | 5.50% | | | 5.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18] | $ 987,000 | | | $ 987,000 | | | | | |
| Investment, Identifier [Axis]: Apex Service Partners, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[21] | | 5.25% | [17],[21] | | | 5.25% | [2],[3],[23],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[41] | | | | $ 31,000 | | | | | |
| Ending balance | | $ 0 | [17],[21] | | $ 0 | [17],[21] | | | $ 31,000 | [2],[3],[23],[41] |
| Investment, Identifier [Axis]: Apptio, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[44] | | 5% | [17],[44] | | | 6% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 50,916,000 | | | | | |
| Ending balance | | $ 50,916,000 | [17],[44] | | $ 50,916,000 | [17],[44] | | | $ 50,916,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Apptio, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[21],[44] | | 5% | [17],[21],[44] | | | 6% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 1,667,000 | | | | | |
| Ending balance | | $ 834,000 | [17],[21],[44] | | $ 834,000 | [17],[21],[44] | | | $ 1,667,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Aptive Environmental, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 12% | [31],[46] | | 12% | [31],[46] | | | 12% | [3],[45] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[45] | | | | $ 11,005,000 | | | | | |
| Ending balance | | $ 11,877,000 | [17],[46] | | 11,877,000 | [17],[46] | | | $ 11,005,000 | [3],[45] |
| Investment, Identifier [Axis]: Aramsco, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 5.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | 55,183,000 | | | | | |
| Ending balance | [2],[3],[33] | | | | | | | | $ 55,183,000 | |
| Investment, Identifier [Axis]: Aramsco, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[33] | | | | | | | | 5.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 1,655,000 | | | | | |
| Ending balance | [2],[3],[23],[33] | | | | | | | | $ 1,655,000 | |
| Investment, Identifier [Axis]: Ardonagh Midco 2 PLC, Unsecured notes | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 11.50% | [19],[31],[46],[47] | | 11.50% | [19],[31],[46],[47] | | | 11.50% | [3],[5],[45],[48] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[45],[48] | | | | $ 10,579,000 | | | | | |
| Ending balance | | $ 10,970,000 | [17],[19],[46],[47] | | $ 10,970,000 | [17],[19],[46],[47] | | | $ 10,579,000 | [3],[5],[45],[48] |
| Investment, Identifier [Axis]: Ardonagh Midco 3 PLC, First lien senior secured EUR term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.25% | [17],[19],[49] | | 7.25% | [17],[19],[49] | | | 7% | [2],[3],[5],[50] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[50] | | | | $ 9,724,000 | | | | | |
| Ending balance | | $ 9,966,000 | [17],[19],[49] | | $ 9,966,000 | [17],[19],[49] | | | $ 9,724,000 | [2],[3],[5],[50] |
| Investment, Identifier [Axis]: Ardonagh Midco 3 PLC, First lien senior secured GBP delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[19],[49] | | 5.75% | [17],[19],[49] | | | 5.75% | [2],[3],[5],[40],[51] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[40],[51] | | | | $ 9,729,000 | | | | | |
| Ending balance | | $ 10,309,000 | [17],[19],[49] | | $ 10,309,000 | [17],[19],[49] | | | $ 9,729,000 | [2],[3],[5],[40],[51] |
| Investment, Identifier [Axis]: Ardonagh Midco 3 PLC, First lien senior secured GBP term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.25% | [17],[19],[52] | | 7.25% | [17],[19],[52] | | | 7% | [2],[3],[5],[53] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[53] | | | | $ 104,242,000 | | | | | |
| Ending balance | | $ 110,173,000 | [17],[19],[52] | | $ 110,173,000 | [17],[19],[52] | | | $ 104,242,000 | [2],[3],[5],[53] |
| Investment, Identifier [Axis]: Ardonagh Midco 3 PLC, First lien senior secured USD term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[19],[39] | | 6% | [17],[19],[39] | | | 5.75% | [2],[3],[4],[5] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4],[5] | | | | $ 26,583,000 | | | | | |
| Ending balance | | $ 26,650,000 | [17],[19],[39] | | $ 26,650,000 | [17],[19],[39] | | | $ 26,583,000 | [2],[3],[4],[5] |
| Investment, Identifier [Axis]: Armstrong Bidco Limited (dba The Access Group), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[19],[21],[35],[52] | | 5.25% | [17],[19],[21],[35],[52] | | | 5.25% | [2],[3],[5],[23],[40],[53] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[23],[40],[53] | | | | $ 935,000 | | | | | |
| Ending balance | | $ 1,125,000 | [17],[19],[21],[35],[52] | | $ 1,125,000 | [17],[19],[21],[35],[52] | | | $ 935,000 | [2],[3],[5],[23],[40],[53] |
| Investment, Identifier [Axis]: Armstrong Bidco Limited (dba The Access Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[19],[52] | | 5.25% | [17],[19],[52] | | | 5.25% | [2],[3],[5],[53] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[53] | | | | $ 2,310,000 | | | | | |
| Ending balance | | $ 2,454,000 | [17],[19],[52] | | $ 2,454,000 | [17],[19],[52] | | | $ 2,310,000 | [2],[3],[5],[53] |
| Investment, Identifier [Axis]: Aruba Investments Holdings LLC (dba Angus Chemical Company), Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.75% | [17],[54] | | 7.75% | [17],[54] | | | 7.75% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 9,850,000 | | | | | |
| Ending balance | | $ 8,800,000 | [17],[54] | | $ 8,800,000 | [17],[54] | | | $ 9,850,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Ascend Buyer, LLC (dba PPC Flexible Packaging), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.40% | [17],[18] | | 6.40% | [17],[18] | | | 6.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 5,457,000 | | | | | |
| Ending balance | | $ 5,470,000 | [17],[18] | | $ 5,470,000 | [17],[18] | | | $ 5,457,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Ascend Buyer, LLC (dba PPC Flexible Packaging), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.40% | [17],[21],[34] | | 6.40% | [17],[21],[34] | | | 6.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (4,000) | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | 0 | [17],[21],[34] | | | $ (4,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Associations Finance, Inc., Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 12% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 55,641,000 | | | | | |
| Ending balance | | $ 59,631,000 | [17],[32],[46] | | $ 59,631,000 | [17],[32],[46] | | | $ 55,641,000 | [3],[28],[45] |
| Investment, Identifier [Axis]: Associations, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [18],[21],[31],[35] | | 6.50% | [18],[21],[31],[35] | | | 6.50% | [2],[3],[23],[40],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[42] | | | | $ 3,590,000 | | | | | |
| Ending balance | | $ 31,870,000 | [17],[18],[21],[35] | | $ 31,870,000 | [17],[18],[21],[35] | | | $ 3,590,000 | [2],[3],[23],[40],[42] |
| Investment, Identifier [Axis]: Associations, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 6.50% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 385,414,000 | | | | | |
| Ending balance | | $ 358,569,000 | [17],[18] | | $ 358,569,000 | [17],[18] | | | $ 385,414,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Associations, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34] | | 6.50% | [17],[21],[34] | | | 4% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (82,000) | | | | | |
| Ending balance | | $ (247,000) | [17],[21],[34] | | $ (247,000) | [17],[21],[34] | | | $ (82,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Aviation Solutions Midco, LLC (dba STS Aviation), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.25% | [17],[22] | | 7.25% | [17],[22] | | | 7.25% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 205,233,000 | | | | | |
| Ending balance | | $ 210,636,000 | [17],[22] | | 210,636,000 | [17],[22] | | | $ 205,233,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: AxiomSL Group, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40],[43] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | (42,000) | | | | | |
| Ending balance | [2],[3],[23],[40],[43] | | | | | | | | $ (42,000) | |
| Investment, Identifier [Axis]: AxiomSL Group, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | 197,726,000 | | | | | |
| Ending balance | [2],[3],[33] | | | | | | | | $ 197,726,000 | |
| Investment, Identifier [Axis]: AxiomSL Group, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[43] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (273,000) | | | | | |
| Ending balance | [2],[3],[23],[43] | | | | | | | | $ (273,000) | |
| Investment, Identifier [Axis]: BCPE Nucleon (DE) SPV, LP, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[19],[37] | | 7% | [17],[19],[37] | | | 7% | [2],[3],[4],[5] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4],[5] | | | | $ 189,303,000 | | | | | |
| Ending balance | | $ 189,778,000 | [17],[19],[37] | | $ 189,778,000 | [17],[19],[37] | | | $ 189,303,000 | [2],[3],[4],[5] |
| Investment, Identifier [Axis]: BCPE Osprey Buyer, Inc. (dba PartsSource), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34],[35] | | 5.75% | [17],[21],[34],[35] | | | 5.75% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (315,000) | | | | | |
| Ending balance | | $ (175,000) | [17],[21],[34],[35] | | $ (175,000) | [17],[21],[34],[35] | | | $ (315,000) | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: BCPE Osprey Buyer, Inc. (dba PartsSource), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[44] | | 5.75% | [17],[44] | | | 5.75% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 110,371,000 | | | | | |
| Ending balance | | $ 110,375,000 | [17],[44] | | $ 110,375,000 | [17],[44] | | | $ 110,371,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: BCPE Osprey Buyer, Inc. (dba PartsSource), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[44] | | 5.75% | [17],[21],[44] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (267,000) | | | | | |
| Ending balance | | $ 4,271,000 | [17],[21],[44] | | $ 4,271,000 | [17],[21],[44] | | | $ (267,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: BCPE Watson (DE) ORML, LP, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[19],[39],[55] | | 6.50% | [17],[19],[39],[55] | | | 6.50% | [1],[2],[3],[5],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [1],[2],[3],[5],[41] | | | | $ 14,850,000 | | | | | |
| Ending balance | | $ 14,925,000 | [17],[19],[39],[55] | | 14,925,000 | [17],[19],[39],[55] | | | $ 14,850,000 | [1],[2],[3],[5],[41] |
| Investment, Identifier [Axis]: BCTO BSI Buyer, Inc. (dba Buildertrend), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[42] | | | | | | | | 8% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | 52,752,000 | | | | | |
| Ending balance | | $ 55,101,000 | [17],[18] | | $ 55,101,000 | [17],[18] | | | $ 52,752,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: BCTO BSI Buyer, Inc. (dba Buildertrend), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[21],[34] | | 7% | [17],[21],[34] | | | 8% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | 0 | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: BCTO WIW Holdings, Inc. (dba When I Work), Class A Common Stock | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 1,171,000 | | | | | |
| Ending balance | | 1,171,000 | [17],[30],[32] | | 1,171,000 | [17],[30],[32] | | | 1,171,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: BEHP Co-Investor II, L.P., LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 1,270,000 | | | | | |
| Ending balance | | $ 1,325,000 | [17],[19],[30],[32] | | 1,325,000 | [17],[19],[30],[32] | | | $ 1,270,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: BP Veraison Buyer, LLC (dba Sun World), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40],[43] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ 0 | | | | | |
| Ending balance | [2],[3],[23],[40],[43] | | | | | | | | $ 0 | |
| Investment, Identifier [Axis]: BP Veraison Buyer, LLC (dba Sun World), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18] | | 5.50% | [17],[18] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 68,169,000 | | | | | |
| Ending balance | | $ 67,993,000 | [17],[18] | | $ 67,993,000 | [17],[18] | | | $ 68,169,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: BP Veraison Buyer, LLC (dba Sun World), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[21],[34] | | 5.50% | [17],[21],[34] | | | 5.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (65,000) | | | | | |
| Ending balance | | $ (44,000) | [17],[21],[34] | | $ (44,000) | [17],[21],[34] | | | $ (65,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Balrog Acquisition, Inc. (dba Bakemark), Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[18] | | 7% | [17],[18] | | | 7% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 21,780,000 | | | | | |
| Ending balance | | $ 21,780,000 | [17],[18] | | 21,780,000 | [17],[18] | | | $ 21,780,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Bayshore Intermediate #2, L.P. (dba Boomi), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 7.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | 90,973,000 | | | | | |
| Ending balance | | $ 97,530,000 | [17],[18] | | $ 97,530,000 | [17],[18] | | | $ 90,973,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Bayshore Intermediate #2, L.P. (dba Boomi), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18],[21] | | 6.50% | [17],[18],[21] | | | 6.75% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 2,168,000 | | | | | |
| Ending balance | | $ 1,280,000 | [17],[18],[21] | | $ 1,280,000 | [17],[18],[21] | | | $ 2,168,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Blackhawk Network Holdings, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[44] | | 7% | [17],[44] | | | 7% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 105,869,000 | | | | | |
| Ending balance | | $ 106,134,000 | [17],[44] | | 106,134,000 | [17],[44] | | | $ 105,869,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Blend Labs, Inc., Common stock | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[56] | | | | 104,000 | | | | | |
| Ending balance | | $ 68,000 | [17],[30],[57] | | $ 68,000 | [17],[30],[57] | | | $ 104,000 | [3],[27],[56] |
| Investment, Identifier [Axis]: Blend Labs, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [17],[22] | | 7.50% | [17],[22] | | | 7.50% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 66,319,000 | | | | | |
| Ending balance | | $ 65,813,000 | [17],[22] | | $ 65,813,000 | [17],[22] | | | $ 66,319,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Blend Labs, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [17],[21],[34] | | 7.50% | [17],[21],[34] | | | 7.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (131,000) | | | | | |
| Ending balance | | $ (188,000) | [17],[21],[34] | | (188,000) | [17],[21],[34] | | | $ (131,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Blend Labs, Inc., Warrants | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 5,000 | | | | | |
| Ending balance | | 1,000 | [17],[30],[32] | | 1,000 | [17],[30],[32] | | | 5,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Blue Owl Capital Corporation Senior Loan Fund LLC (fka ORCC Senior Loan Fund LLC)(c) | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | [58] | | | | 8,947,000 | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [58] | | | | 288,981,000 | | | | | |
| Gross Additions | [13],[58] | | | | 75,250,000 | | | | | |
| Gross Reductions | [15],[58] | | | | (8,750,000) | | | | | |
| Net change in unrealized gain (loss) | [58] | | | | 8,947,000 | | | | | |
| Ending balance | [58] | 364,428,000 | | | 364,428,000 | | | | $ 288,981,000 | |
| Interest income | [58] | | | | 0 | | | | | |
| Dividend income | [58] | | | | 20,659,000 | | | | | |
| Other income | [58] | | | | 0 | | | | | |
| Investment, Identifier [Axis]: Blue Owl Capital Corporation Senior Loan Fund LLC (fka ORCC Senior Loan Fund LLC), LLC Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [19],[29],[32],[55],[59] | $ 364,428,000 | | | 364,428,000 | | | | | |
| Investment, Identifier [Axis]: Bracket Intermediate Holding Corp., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 4.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 487,000 | | | | | |
| Ending balance | [2],[3],[20] | | | | | | | | $ 487,000 | |
| Investment, Identifier [Axis]: Bracket Intermediate Holding Corp., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 8.13% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 25,200,000 | | | | | |
| Ending balance | [2],[3],[20] | | | | | | | | $ 25,200,000 | |
| Investment, Identifier [Axis]: BradyIFS Holdings, LLC (fka Individual Foodservice Holdings, LLC), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18] | | 6.25% | [17],[18] | | | 6.25% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 133,104,000 | | | | | |
| Ending balance | | $ 132,753,000 | [17],[18] | | $ 132,753,000 | [17],[18] | | | $ 133,104,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: BradyIFS Holdings, LLC (fka Individual Foodservice Holdings, LLC), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18],[21] | | 6.25% | [17],[18],[21] | | | 6.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (54,000) | | | | | |
| Ending balance | | $ 2,277,000 | [17],[18],[21] | | $ 2,277,000 | [17],[18],[21] | | | $ (54,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Brightway Holdings, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 6.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 26,108,000 | | | | | |
| Ending balance | | $ 25,976,000 | [17],[18] | | $ 25,976,000 | [17],[18] | | | $ 26,108,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Brightway Holdings, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18],[21] | | 6.50% | [17],[18],[21] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (63,000) | | | | | |
| Ending balance | | $ 1,516,000 | [17],[18],[21] | | 1,516,000 | [17],[18],[21] | | | $ (63,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Brooklyn Lender Co-Invest 2, L.P. (dba Boomi), Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 7,378,000 | | | | | |
| Ending balance | | 7,707,000 | [17],[30],[32] | | 7,707,000 | [17],[30],[32] | | | 7,378,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: CD&R Value Building Partners I, L.P. (dba Belron), LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 33,955,000 | | | | | |
| Ending balance | | $ 35,154,000 | [17],[19],[30],[32] | | $ 35,154,000 | [17],[19],[30],[32] | | | $ 33,955,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: CIBT Global, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[18],[60] | | 5.25% | [17],[18],[60] | | | 5.25% | [2],[3],[20],[61] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[61] | | | | $ 470,000 | | | | | |
| Ending balance | | $ 582,000 | [17],[18],[60] | | 582,000 | [17],[18],[60] | | | $ 470,000 | [2],[3],[20],[61] |
| Investment, Identifier [Axis]: CIBT Global, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20],[61] | | | | | | | | 7.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[61] | | | | 6,048,000 | | | | | |
| Ending balance | | 6,049,000 | [17],[18],[60] | | 6,049,000 | [17],[18],[60] | | | $ 6,048,000 | [2],[3],[20],[61] |
| Investment, Identifier [Axis]: CP PIK DEBT ISSUER, LLC (dba CivicPlus, LLC), Unsecured notes | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[41] | | | | | | | | 11.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[41] | | | | 17,569,000 | | | | | |
| Ending balance | | $ 19,489,000 | [17],[39] | | $ 19,489,000 | [17],[39] | | | $ 17,569,000 | [2],[3],[41] |
| Investment, Identifier [Axis]: CSC MKG Topco LLC (dba Medical Knowledge Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[22] | 5.75% | | | 5.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 1,249,000 | | | $ 1,249,000 | | | | | |
| Investment, Identifier [Axis]: CSC Mkg Topco LLC (dba Medical Knowledge Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 1,246,000 | | | | | |
| Ending balance | [2],[3],[33] | | | | | | | | $ 1,246,000 | |
| Investment, Identifier [Axis]: Catalis Intermediate, Inc. (fka GovBrands Intermediate, Inc.), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[18],[21],[35] | 5.50% | | | 5.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18],[21],[35] | $ 2,168,000 | | | $ 2,168,000 | | | | | |
| Investment, Identifier [Axis]: Catalis Intermediate, Inc. (fka GovBrands Intermediate, Inc.), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[18] | 5.50% | | | 5.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18] | $ 9,868,000 | | | $ 9,868,000 | | | | | |
| Investment, Identifier [Axis]: Catalis Intermediate, Inc. (fka GovBrands Intermediate, Inc.), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[22] | 5.50% | | | 5.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[22] | $ 666,000 | | | $ 666,000 | | | | | |
| Investment, Identifier [Axis]: Centrify Corporation, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 6% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 65,401,000 | | | | | |
| Ending balance | | $ 65,399,000 | [17],[18] | | $ 65,399,000 | [17],[18] | | | $ 65,401,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Centrify Corporation, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 6% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 6,732,000 | | | | | |
| Ending balance | | $ (51,000) | [17],[21],[34] | | (51,000) | [17],[21],[34] | | | $ 6,732,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Chapford SMA Partnership, L.P. | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | | | | | (49,000) | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | $ 6,175,000 | | 0 | | 0 | |
| Gross Additions | [10] | | | | | | | | 6,224,000 | |
| Gross Reductions | [12] | | | | | | | | 0 | |
| Net change in unrealized gain (loss) | | | | | | | | | (49,000) | |
| Ending balance | | | | | | | | | 6,175,000 | |
| Interest income | | | | | | | | | 0 | |
| Dividend income | | | | | | | | | 0 | |
| Other income | | | | | | | | | $ 0 | |
| Investment, Identifier [Axis]: Circana Group, L.P. (fka The NPD Group, L.P.), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[22] | 6.25% | | | 6.25% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 23,636,000 | | | $ 23,636,000 | | | | | |
| Investment, Identifier [Axis]: Circana Group, L.P. (fka The NPD Group, L.P.), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[22] | 5.75% | | | 5.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[22] | $ 102,000 | | | $ 102,000 | | | | | |
| Investment, Identifier [Axis]: CivicPlus, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [31],[44] | | 6.75% | [31],[44] | | | 6.75% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 34,606,000 | | | | | |
| Ending balance | | $ 35,133,000 | [17],[44] | | $ 35,133,000 | [17],[44] | | | $ 34,606,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: CivicPlus, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[21],[54] | | 6% | [17],[21],[54] | | | 6.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (7,000) | | | | | |
| Ending balance | | $ 486,000 | [17],[21],[54] | | $ 486,000 | [17],[21],[54] | | | $ (7,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Conair Holdings LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[44] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[44] | $ 176,250,000 | | | $ 176,250,000 | | | | | |
| Investment, Identifier [Axis]: Conair Holdings, LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 7.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 170,626,000 | | | | | |
| Ending balance | [2],[3],[20] | | | | | | | | $ 170,626,000 | |
| Investment, Identifier [Axis]: Confluent Medical Technologies, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 6.50% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 948,000 | | | | | |
| Ending balance | | $ 983,000 | [17],[18] | | $ 983,000 | [17],[18] | | | $ 948,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Cornerstone OnDemand, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 6.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 111,200,000 | | | | | |
| Ending balance | | $ 108,883,000 | [17],[18] | | $ 108,883,000 | [17],[18] | | | $ 111,200,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34],[35] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34],[35] | $ (1,000) | | | $ (1,000) | | | | | |
| Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[22] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 766,000 | | | $ 766,000 | | | | | |
| Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34] | $ (1,000) | | | $ (1,000) | | | | | |
| Investment, Identifier [Axis]: Covetrus Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 9.25% | [17],[18] | | 9.25% | [17],[18] | | | 9.25% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 4,898,000 | | | | | |
| Ending balance | | $ 4,838,000 | [17],[18] | | $ 4,838,000 | [17],[18] | | | $ 4,898,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Delta TopCo, Inc. (dba Infoblox, Inc.), Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.25% | [17],[39] | | 7.25% | [17],[39] | | | 7.25% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 13,950,000 | | | | | |
| Ending balance | | $ 14,550,000 | [17],[39] | | 14,550,000 | [17],[39] | | | $ 13,950,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Denali BuyerCo, LLC (dba Summit Companies), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20],[23],[40] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23],[40] | | | | $ 8,147,000 | | | | | |
| Ending balance | [2],[3],[20],[23],[40] | | | | | | | | $ 8,147,000 | |
| Investment, Identifier [Axis]: Denali BuyerCo, LLC (dba Summit Companies), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[44] | | 5.75% | [17],[44] | | | 5.75% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 42,905,000 | | | | | |
| Ending balance | | $ 52,753,000 | [17],[44] | | $ 52,753,000 | [17],[44] | | | $ 42,905,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Denali BuyerCo, LLC (dba Summit Companies), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (30,000) | | | | | |
| Ending balance | | $ (15,000) | [17],[21],[34] | | (15,000) | [17],[21],[34] | | | $ (30,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Denali Holding, LP (dba Summit Companies), Class A Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 4,344,000 | | | | | |
| Ending balance | | $ 4,649,000 | [17],[30],[32] | | 4,649,000 | [17],[30],[32] | | | $ 4,344,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Diagnostic Service Holdings, Inc. (dba Rayus Radiology), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 988,000 | | | | | |
| Ending balance | [2],[3],[33] | | | | | | | | $ 988,000 | |
| Investment, Identifier [Axis]: Diagnostic Services Holdings, Inc. (dba Rayus Radiology), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[22] | 5.50% | | | 5.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 989,000 | | | $ 989,000 | | | | | |
| Investment, Identifier [Axis]: Diamondback Acquisition, Inc. (dba Sphera), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[21],[34],[35] | | 5.50% | [17],[21],[34],[35] | | | 5.50% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ (5,000) | [17],[21],[34],[35] | | $ (5,000) | [17],[21],[34],[35] | | | $ 0 | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: Diamondback Acquisition, Inc. (dba Sphera), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[22] | | 5.50% | [17],[22] | | | 5.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 4,068,000 | | | | | |
| Ending balance | | $ 4,027,000 | [17],[22] | | 4,027,000 | [17],[22] | | | $ 4,068,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Dodge Construction Network Holdings, L.P., Class A-2 Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[30],[32] | $ 1,533,000 | | | $ 1,533,000 | | | | | |
| Investment, Identifier [Axis]: Dodge Construction Network Holdings, L.P., Series A Preferred Units | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [31],[32] | 8.25% | | | 8.25% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[32] | $ 45,000 | | | $ 45,000 | | | | | |
| Investment, Identifier [Axis]: Dodge Construction Network Holdings, LP, Class A-2 Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 1,855,000 | | | | | |
| Ending balance | [3],[27],[28] | | | | | | | | $ 1,855,000 | |
| Investment, Identifier [Axis]: Dodge Construction Network Holdings, LP, Series A Preferred Units | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 8.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | $ 45,000 | | | | | |
| Ending balance | [3],[28],[45] | | | | | | | | $ 45,000 | |
| Investment, Identifier [Axis]: Douglas Products and Packaging Company LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[18] | | 7% | [17],[18] | | | 7% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 18,501,000 | | | | | |
| Ending balance | | $ 18,501,000 | [17],[18] | | $ 18,501,000 | [17],[18] | | | $ 18,501,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Douglas Products and Packaging Company LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[21],[38] | | 6% | [17],[21],[38] | | | 7% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (24,000) | | | | | |
| Ending balance | | $ 232,000 | [17],[21],[38] | | $ 232,000 | [17],[21],[38] | | | $ (24,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: EET Buyer, Inc. (dba e-Emphasys), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 5.25% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 4,511,000 | | | | | |
| Ending balance | | $ 4,489,000 | [17],[18] | | $ 4,489,000 | [17],[18] | | | $ 4,511,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: EET Buyer, Inc. (dba e-Emphasys), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34] | | 6.50% | [17],[21],[34] | | | 5.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | $ 0 | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Eagle Infrastructure Services, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [18],[29] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [18],[29] | $ 85,785,000 | | | $ 85,785,000 | | | | | |
| Investment, Identifier [Axis]: Eagle Infrastructure Super Holdco LLC, Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[29],[30],[32] | 24,058,000 | | | 24,058,000 | | | | | |
| Investment, Identifier [Axis]: Eagle Infrastructure Super Llc | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | (64,000) | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 0 | | | | | |
| Gross Additions | [13] | | | | 109,909,000 | | | | | |
| Gross Reductions | [15] | | | | (2,000) | | | | | |
| Net change in unrealized gain (loss) | | | | | (64,000) | | | | | |
| Ending balance | | 109,843,000 | | | 109,843,000 | | | | 0 | |
| Interest income | | | | | 2,976,000 | | | | | |
| Dividend income | | | | | 0 | | | | | |
| Other income | | | | | 2,000 | | | | | |
| Investment, Identifier [Axis]: Elliott Alto Co-Investor Aggregator L.P., LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 3,133,000 | | | | | |
| Ending balance | | $ 2,970,000 | [19],[30],[31],[32] | | $ 2,970,000 | [19],[30],[31],[32] | | | $ 3,133,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: Endries Acquisition, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.25% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 237,607,000 | | | | | |
| Ending balance | | $ 236,381,000 | [17],[22] | | $ 236,381,000 | [17],[22] | | | $ 237,607,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Engage Debtco Limited, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.90% | [17],[18],[19] | | 5.90% | [17],[18],[19] | | | 5.75% | [2],[3],[5],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[42] | | | | $ 978,000 | | | | | |
| Ending balance | | $ 983,000 | [17],[18],[19] | | $ 983,000 | [17],[18],[19] | | | $ 978,000 | [2],[3],[5],[42] |
| Investment, Identifier [Axis]: Entertainment Benefits Group, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.75% | [17],[22] | | 4.75% | [17],[22] | | | 4.75% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 862,000 | | | | | |
| Ending balance | | $ 858,000 | [17],[22] | | $ 858,000 | [17],[22] | | | $ 862,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Entertainment Benefits Group, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.75% | [17],[21],[22] | | 4.75% | [17],[21],[22] | | | 4.75% | [2],[3],[23],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[36] | | | | $ 89,000 | | | | | |
| Ending balance | | $ 22,000 | [17],[21],[22] | | 22,000 | [17],[21],[22] | | | $ 89,000 | [2],[3],[23],[36] |
| Investment, Identifier [Axis]: Evology, LLC, Class B Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 2,771,000 | | | | | |
| Ending balance | | $ 2,974,000 | [17],[30],[32] | | $ 2,974,000 | [17],[30],[32] | | | $ 2,771,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Evolution BuyerCo, Inc. (dba SIAA), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18] | | 6.25% | [17],[18] | | | 6.25% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 139,589,000 | | | | | |
| Ending balance | | $ 139,588,000 | [17],[18] | | $ 139,588,000 | [17],[18] | | | $ 139,589,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Evolution BuyerCo, Inc. (dba SIAA), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[21],[34] | | 6.25% | [17],[21],[34] | | | 6.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (161,000) | | | | | |
| Ending balance | | $ (107,000) | [17],[21],[34] | | (107,000) | [17],[21],[34] | | | $ (161,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Evolution Parent, LP (dba SIAA), LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 4,284,000 | | | | | |
| Ending balance | | 4,793,000 | [17],[30],[32] | | 4,793,000 | [17],[30],[32] | | | $ 4,284,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Ex Vivo Parent Inc. (dba OB Hospitalist), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 9.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 56,509,000 | | | | | |
| Ending balance | | $ 60,462,000 | [17],[44] | | 60,462,000 | [17],[44] | | | $ 56,509,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: FR Arsenal Holdings II Corp. (dba Applied-Cleveland Holdings, Inc.), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[33],[61] | | | | | | | | 9.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[33],[61] | | | | $ 103,104,000 | | | | | |
| Ending balance | [2],[33],[61] | | | | | | | | $ 103,104,000 | |
| Investment, Identifier [Axis]: Feradyne Outdoors, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18] | | 6.25% | [17],[18] | | | 6.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 84,726,000 | | | | | |
| Ending balance | | $ 69,846,000 | [17],[18] | | 69,846,000 | [17],[18] | | | $ 84,726,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Fifth Season Investments LLC (fka Chapford SMA Partnership, L.P.) | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | 0 | | | | 0 | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 89,680,000 | | 0 | | 0 | |
| Gross Additions | | | | | 21,554,000 | [13] | | | 89,680,000 | [14] |
| Gross Reductions | | | | | 0 | [15] | | | 0 | [16] |
| Net change in unrealized gain (loss) | | | | | 0 | | | | 0 | |
| Ending balance | | 111,234,000 | | | 111,234,000 | | | | 89,680,000 | |
| Interest income | | | | | 0 | | | | 0 | |
| Dividend income | | | | | 1,360,000 | | | | 201,000 | |
| Other income | | | | | 0 | | | | 0 | |
| Investment, Identifier [Axis]: Fifth Season Investments LLC, Class A Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [1],[3],[27],[28],[62] | | | | 89,680,000 | | | | | |
| Ending balance | | $ 111,234,000 | [17],[29],[32] | | $ 111,234,000 | [17],[29],[32] | | | $ 89,680,000 | [1],[3],[27],[28],[62] |
| Investment, Identifier [Axis]: Forescout Technologies, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 9% | [17],[21],[34],[35] | | 9% | [17],[21],[34],[35] | | | 8% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34],[35] | | 0 | [17],[21],[34],[35] | | | $ 0 | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: Forescout Technologies, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 9.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 103,490,000 | | | | | |
| Ending balance | | $ 109,178,000 | [17],[44] | | $ 109,178,000 | [17],[44] | | | $ 103,490,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Forescout Technologies, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8.50% | [17],[21],[34] | | 8.50% | [17],[21],[34] | | | 8.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | 0 | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40] | | | | $ 0 | | | | | |
| Ending balance | [2],[3],[23],[40] | | | | | | | | $ 0 | |
| Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18] | | 5.50% | [17],[18] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 4,489,000 | | | | | |
| Ending balance | | $ 4,502,000 | [17],[18] | | $ 4,502,000 | [17],[18] | | | $ 4,489,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18],[21] | | 5.50% | [17],[18],[21] | | | 5.50% | [2],[3],[4],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4],[23] | | | | $ 49,000 | | | | | |
| Ending balance | | $ 51,000 | [17],[18],[21] | | $ 51,000 | [17],[18],[21] | | | $ 49,000 | [2],[3],[4],[23] |
| Investment, Identifier [Axis]: Foundation Consumer Brands, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18] | | 6.25% | [17],[18] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 3,447,000 | | | | | |
| Ending balance | | $ 3,340,000 | [17],[18] | | 3,340,000 | [17],[18] | | | $ 3,447,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Fullsteam Operations, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20],[23],[40] | | | | | | | | 7.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23],[40] | | | | $ 5,994,000 | | | | | |
| Ending balance | [2],[3],[20],[23],[40] | | | | | | | | $ 5,994,000 | |
| Investment, Identifier [Axis]: Fullsteam Operations, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[18] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18] | $ 10,567,000 | | | $ 10,567,000 | | | | | |
| Investment, Identifier [Axis]: GI Apple Midco LLC (dba Atlas Technical Consultants), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [21],[31],[34],[35] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [21],[31],[34],[35] | $ (1,000) | | | $ (1,000) | | | | | |
| Investment, Identifier [Axis]: GI Apple Midco LLC (dba Atlas Technical Consultants), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[22] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 715,000 | | | $ 715,000 | | | | | |
| Investment, Identifier [Axis]: GI Apple Midco LLC (dba Atlas Technical Consultants), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [21],[22],[31] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [21],[22],[31] | $ 29,000 | | | $ 29,000 | | | | | |
| Investment, Identifier [Axis]: GI Ranger Intermediate, LLC (dba Rectangle Health), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 6% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 4,471,000 | | | | | |
| Ending balance | | $ 4,482,000 | [17],[18] | | $ 4,482,000 | [17],[18] | | | $ 4,471,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: GI Ranger Intermediate, LLC (dba Rectangle Health), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18],[21] | | 5.75% | [17],[18],[21] | | | 6% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 28,000 | | | | | |
| Ending balance | | $ 141,000 | [17],[18],[21] | | 141,000 | [17],[18],[21] | | | $ 28,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: Gainsight, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 6.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 20,902,000 | | | | | |
| Ending balance | | $ 22,214,000 | [17],[44] | | $ 22,214,000 | [17],[44] | | | $ 20,902,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Gainsight, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[21],[22] | | 6.75% | [17],[21],[22] | | | 6.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (50,000) | | | | | |
| Ending balance | | $ 2,364,000 | [17],[21],[22] | | $ 2,364,000 | [17],[21],[22] | | | $ (50,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Galls, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [18],[31] | | 6.75% | [18],[31] | | | 6.75% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 110,331,000 | | | | | |
| Ending balance | | $ 111,449,000 | [17],[18] | | $ 111,449,000 | [17],[18] | | | $ 110,331,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Galls, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[18],[21] | | 6.75% | [17],[18],[21] | | | 6.75% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 14,583,000 | | | | | |
| Ending balance | | $ 14,389,000 | [17],[18],[21] | | $ 14,389,000 | [17],[18],[21] | | | $ 14,583,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Gaylord Chemical Company, L.L.C., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18] | | 6% | [17],[18] | | | 6.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 151,106,000 | | | | | |
| Ending balance | | $ 137,136,000 | [17],[18] | | $ 137,136,000 | [17],[18] | | | $ 151,106,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Gaylord Chemical Company, L.L.C., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[21],[34] | | 6% | [17],[21],[34] | | | 6% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | $ 0 | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Genesis Acquisition Co. (dba Procare Software), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[18] | | 5% | [17],[18] | | | 3.75% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 17,583,000 | | | | | |
| Ending balance | | $ 17,804,000 | [17],[18] | | $ 17,804,000 | [17],[18] | | | $ 17,583,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Genesis Acquisition Co. (dba Procare Software), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[18] | | 5% | [17],[18] | | | 3.75% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 2,584,000 | | | | | |
| Ending balance | | $ 2,630,000 | [17],[18] | | $ 2,630,000 | [17],[18] | | | $ 2,584,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Gerson Lehrman Group, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[18] | | 5.25% | [17],[18] | | | 5.25% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 121,623,000 | | | | | |
| Ending balance | | $ 120,990,000 | [17],[18] | | $ 120,990,000 | [17],[18] | | | $ 121,623,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Gerson Lehrman Group, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[21],[22] | | 5.25% | [17],[21],[22] | | | 5.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 10,782,000 | [17],[21],[22] | | $ 10,782,000 | [17],[21],[22] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Global Music Rights, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 7,425,000 | | | | | |
| Ending balance | | $ 7,388,000 | [17],[18] | | $ 7,388,000 | [17],[18] | | | $ 7,425,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Global Music Rights, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | $ 0 | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Gloves Buyer, Inc. (dba Protective Industrial Products), Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8.25% | [17],[22] | | 8.25% | [17],[22] | | | 8.25% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 28,811,000 | | | | | |
| Ending balance | | $ 28,811,000 | [17],[22] | | 28,811,000 | [17],[22] | | | $ 28,811,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Gloves Holdings, LP (dba Protective Industrial Products), LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 3,848,000 | | | | | |
| Ending balance | | 3,851,000 | [30],[31],[32] | | 3,851,000 | [30],[31],[32] | | | 3,848,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: GoHealth, Inc., Common stock | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[56] | | | | 712,000 | | | | | |
| Ending balance | | $ 1,343,000 | [17],[30],[57] | | 1,343,000 | [17],[30],[57] | | | $ 712,000 | [3],[27],[56] |
| Investment, Identifier [Axis]: GovBrands Intermediate, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20],[23],[40] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23],[40] | | | | 2,237,000 | | | | | |
| Ending balance | [2],[3],[20],[23],[40] | | | | | | | | $ 2,237,000 | |
| Investment, Identifier [Axis]: GovBrands Intermediate, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 10,076,000 | | | | | |
| Ending balance | [2],[3],[20] | | | | | | | | $ 10,076,000 | |
| Investment, Identifier [Axis]: GovBrands Intermediate, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20],[23] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | 678,000 | | | | | |
| Ending balance | [2],[3],[20],[23] | | | | | | | | $ 678,000 | |
| Investment, Identifier [Axis]: Granicus, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33],[40] | | | | | | | | 6% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33],[40] | | | | $ 2,467,000 | | | | | |
| Ending balance | [2],[3],[33],[40] | | | | | | | | $ 2,467,000 | |
| Investment, Identifier [Axis]: Granicus, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18] | | 5.50% | [17],[18] | | | 5.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 13,059,000 | | | | | |
| Ending balance | | $ 15,612,000 | [17],[18] | | $ 15,612,000 | [17],[18] | | | $ 13,059,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Granicus, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18],[21] | | 6.50% | [17],[18],[21] | | | 6.50% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 369,000 | | | | | |
| Ending balance | | $ 347,000 | [17],[18],[21] | | 347,000 | [17],[18],[21] | | | $ 369,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: GrowthCurve Capital Sunrise Co-Invest LP (dba Brightway), LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 632,000 | | | | | |
| Ending balance | | $ 612,000 | [17],[30],[32] | | $ 612,000 | [17],[30],[32] | | | $ 632,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Guidehouse Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.25% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 4,557,000 | | | | | |
| Ending balance | | $ 4,557,000 | [17],[22] | | $ 4,557,000 | [17],[22] | | | $ 4,557,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: H&F Opportunities LUX III S.À R.L (dba Checkmarx), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [17],[19],[22] | | 7.50% | [17],[19],[22] | | | 7.50% | [2],[3],[5],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[33] | | | | $ 51,567,000 | | | | | |
| Ending balance | | $ 51,567,000 | [17],[19],[22] | | $ 51,567,000 | [17],[19],[22] | | | $ 51,567,000 | [2],[3],[5],[33] |
| Investment, Identifier [Axis]: H&F Opportunities LUX III S.À R.L (dba Checkmarx), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [17],[19],[21],[34] | | 7.50% | [17],[19],[21],[34] | | | 7.50% | [2],[3],[5],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[19],[21],[34] | | 0 | [17],[19],[21],[34] | | | $ 0 | [2],[3],[5],[23],[43] |
| Investment, Identifier [Axis]: H-Food Holdings, LLC, LLC interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 9,337,000 | | | | | |
| Ending balance | | $ 8,008,000 | [17],[30],[32] | | $ 8,008,000 | [17],[30],[32] | | | $ 9,337,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: H-Food Holdings, LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[44] | | 7% | [17],[44] | | | 7% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 105,053,000 | | | | | |
| Ending balance | | $ 95,613,000 | [17],[44] | | 95,613,000 | [17],[44] | | | $ 105,053,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: HGH Purchaser, Inc. (dba Horizon Services), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[36] | | | | | | | | 6.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[36] | | | | $ 38,284,000 | | | | | |
| Ending balance | [2],[3],[23],[36] | | | | | | | | $ 38,284,000 | |
| Investment, Identifier [Axis]: HGH Purchaser, Inc. (dba Horizon Services), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 6.50% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 145,650,000 | | | | | |
| Ending balance | | $ 187,715,000 | [17],[18] | | $ 187,715,000 | [17],[18] | | | $ 145,650,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: HGH Purchaser, Inc. (dba Horizon Services), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18],[21] | | 6.50% | [17],[18],[21] | | | 6.50% | [2],[3],[23],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[36] | | | | $ 9,863,000 | | | | | |
| Ending balance | | $ 16,300,000 | [17],[18],[21] | | $ 16,300,000 | [17],[18],[21] | | | $ 9,863,000 | [2],[3],[23],[36] |
| Investment, Identifier [Axis]: Helix Acquisition Holdings, Inc. (dba MW Industries), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[18] | 7% | | | 7% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18] | $ 973,000 | | | $ 973,000 | | | | | |
| Investment, Identifier [Axis]: Hercules Borrower, LLC (dba The Vincit Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18] | | 6.25% | [17],[18] | | | 6.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 176,447,000 | | | | | |
| Ending balance | | $ 175,992,000 | [17],[18] | | $ 175,992,000 | [17],[18] | | | $ 176,447,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Hercules Borrower, LLC (dba The Vincit Group), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18],[21] | | 6.25% | [17],[18],[21] | | | 6.50% | [2],[3],[4],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4],[23] | | | | $ 2,179,000 | | | | | |
| Ending balance | | $ 2,231,000 | [17],[18],[21] | | 2,231,000 | [17],[18],[21] | | | $ 2,179,000 | [2],[3],[4],[23] |
| Investment, Identifier [Axis]: Hercules Buyer, LLC (dba The Vincit Group), Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28],[63] | | | | 2,302,000 | | | | | |
| Ending balance | | 2,452,000 | [17],[30],[32],[64] | | 2,452,000 | [17],[30],[32],[64] | | | $ 2,302,000 | [3],[27],[28],[63] |
| Investment, Identifier [Axis]: Hercules Buyer, LLC (dba The Vincit Group), Unsecured notes | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[45],[63] | | | | | | | | 0.48% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[45],[63] | | | | 5,160,000 | | | | | |
| Ending balance | | 5,772,000 | [17],[46],[64] | | 5,772,000 | [17],[46],[64] | | | $ 5,160,000 | [3],[45],[63] |
| Investment, Identifier [Axis]: Hg Genesis 8 Sumoco Limited, Unsecured facility | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[5],[53] | | | | | | | | 6% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[53] | | | | 45,071,000 | | | | | |
| Ending balance | | 50,034,000 | [17],[19],[52] | | 50,034,000 | [17],[19],[52] | | | $ 45,071,000 | [2],[3],[5],[53] |
| Investment, Identifier [Axis]: Hg Genesis 9 SumoCo Limited, Unsecured facility | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[5],[51] | | | | | | | | 7% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[51] | | | | 46,914,000 | | | | | |
| Ending balance | | 50,295,000 | [17],[19],[65] | | 50,295,000 | [17],[19],[65] | | | $ 46,914,000 | [2],[3],[5],[51] |
| Investment, Identifier [Axis]: Hg Saturn Luchaco Limited, Unsecured facility | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[5],[53] | | | | | | | | 7.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[53] | | | | 118,706,000 | | | | | |
| Ending balance | | 132,432,000 | [17],[19],[52] | | 132,432,000 | [17],[19],[52] | | | $ 118,706,000 | [2],[3],[5],[53] |
| Investment, Identifier [Axis]: Hissho Sushi Holdings, LLC, Class A units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 83,000 | | | | | |
| Ending balance | | $ 91,000 | [17],[30],[32] | | $ 91,000 | [17],[30],[32] | | | $ 83,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Hissho Sushi Merger Sub LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18] | | 5.50% | [17],[18] | | | 5.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 899,000 | | | | | |
| Ending balance | | $ 897,000 | [17],[18] | | $ 897,000 | [17],[18] | | | $ 899,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Hissho Sushi Merger Sub LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18],[21] | | 5.50% | [17],[18],[21] | | | 5.75% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 14,000 | | | | | |
| Ending balance | | $ 5,000 | [17],[18],[21] | | $ 5,000 | [17],[18],[21] | | | $ 14,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: Hometown Food Company, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[54] | | 5% | [17],[54] | | | 5% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 14,560,000 | | | | | |
| Ending balance | | $ 12,064,000 | [17],[54] | | $ 12,064,000 | [17],[54] | | | $ 14,560,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Hometown Food Company, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[21],[34] | | 5% | [17],[21],[34] | | | 5% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 847,000 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | $ 0 | [17],[21],[34] | | | $ 847,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Hyland Software, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[47],[54] | | 6.25% | [17],[47],[54] | | | 6.25% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 14,630,000 | | | | | |
| Ending balance | | $ 14,824,000 | [17],[47],[54] | | $ 14,824,000 | [17],[47],[54] | | | $ 14,630,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: IG Investments Holdings, LLC (dba Insight Global), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18] | | 6% | [17],[18] | | | 6% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 49,758,000 | | | | | |
| Ending balance | | $ 49,757,000 | [17],[18] | | $ 49,757,000 | [17],[18] | | | $ 49,758,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: IG Investments Holdings, LLC (dba Insight Global), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[21],[34] | | 6% | [17],[21],[34] | | | 6% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 1,540,000 | | | | | |
| Ending balance | | $ (30,000) | [17],[21],[34] | | (30,000) | [17],[21],[34] | | | $ 1,540,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Ideal Image Development, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40],[43] | | | | | | | | 6.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (4,000) | | | | | |
| Ending balance | [2],[3],[23],[40],[43] | | | | | | | | $ (4,000) | |
| Investment, Identifier [Axis]: Ideal Image Development, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[22] | | 6.50% | [17],[22] | | | 6.50% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 11,474,000 | | | | | |
| Ending balance | | $ 10,632,000 | [17],[22] | | $ 10,632,000 | [17],[22] | | | $ 11,474,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Ideal Image Development, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[22] | | 6.50% | [17],[22] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (32,000) | | | | | |
| Ending balance | | $ 1,674,000 | [17],[22] | | $ 1,674,000 | [17],[22] | | | $ (32,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Ideal Tridon Holdings, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[39] | | 6.75% | [17],[39] | | | 5.25% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 52,697,000 | | | | | |
| Ending balance | | $ 26,549,000 | [17],[39] | | $ 26,549,000 | [17],[39] | | | $ 52,697,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Ideal Tridon Holdings, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[21],[22] | | 6.75% | [17],[21],[22] | | | 5.25% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 3,191,000 | | | | | |
| Ending balance | | $ 655,000 | [17],[21],[22] | | $ 655,000 | [17],[21],[22] | | | $ 3,191,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Imprivata, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 860,000 | | | | | |
| Ending balance | | $ 869,000 | [17],[22] | | 869,000 | [17],[22] | | | $ 860,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Indigo Buyer, Inc. (dba Inovar Packaging Group), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40] | | | | $ 0 | | | | | |
| Ending balance | [2],[3],[23],[40] | | | | | | | | $ 0 | |
| Investment, Identifier [Axis]: Indigo Buyer, Inc. (dba Inovar Packaging Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18] | | 6.25% | [17],[18] | | | 5.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 647,000 | | | | | |
| Ending balance | | $ 893,000 | [17],[18] | | $ 893,000 | [17],[18] | | | $ 647,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Indigo Buyer, Inc. (dba Inovar Packaging Group), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[18],[21] | | 6.25% | [17],[18],[21] | | | 5.75% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 17,000 | | | | | |
| Ending balance | | $ 17,000 | [17],[18],[21] | | $ 17,000 | [17],[18],[21] | | | $ 17,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: Innovation Ventures HoldCo, LLC (dba 5 Hour Energy), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 122,500,000 | | | | | |
| Ending balance | | $ 122,814,000 | [17],[22] | | 122,814,000 | [17],[22] | | | $ 122,500,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Inovalon Holdings, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40],[43] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | (237,000) | | | | | |
| Ending balance | [2],[3],[23],[40],[43] | | | | | | | | $ (237,000) | |
| Investment, Identifier [Axis]: Inovalon Holdings, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 6.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 178,182,000 | | | | | |
| Ending balance | [2],[3],[20] | | | | | | | | $ 178,182,000 | |
| Investment, Identifier [Axis]: Inovalon Holdings, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 10.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 94,102,000 | | | | | |
| Ending balance | [2],[3],[20] | | | | | | | | $ 94,102,000 | |
| Investment, Identifier [Axis]: Insight CP (Blocker) Holdings, L.P. (dba CivicPlus, LLC), LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 1,230,000 | | | | | |
| Ending balance | | $ 1,230,000 | [19],[30],[31],[32] | | $ 1,230,000 | [19],[30],[31],[32] | | | $ 1,230,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: Integrity Marketing Acquisition, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.80% | [17],[18] | | 5.80% | [17],[18] | | | 5.80% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 216,100,000 | | | | | |
| Ending balance | | $ 215,526,000 | [17],[18] | | $ 215,526,000 | [17],[18] | | | $ 216,100,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Integrity Marketing Acquisition, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (37,000) | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | $ 0 | [17],[21],[34] | | | $ (37,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Intelerad Medical Systems Incorporated (fka 11849573 Canada Inc.), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18],[19] | | 6.50% | [17],[18],[19] | | | 6.50% | [2],[3],[5],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[42] | | | | $ 117,204,000 | | | | | |
| Ending balance | | $ 115,733,000 | [17],[18],[19] | | $ 115,733,000 | [17],[18],[19] | | | $ 117,204,000 | [2],[3],[5],[42] |
| Investment, Identifier [Axis]: Intelerad Medical Systems Incorporated (fka 11849573 Canada Inc.), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18],[19],[21] | | 6.50% | [17],[18],[19],[21] | | | 6.50% | [2],[3],[5],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[36] | | | | $ 4,567,000 | | | | | |
| Ending balance | | $ 3,468,000 | [17],[18],[19],[21] | | $ 3,468,000 | [17],[18],[19],[21] | | | $ 4,567,000 | [2],[3],[5],[36] |
| Investment, Identifier [Axis]: Interoperability Bidco, Inc. (dba Lyniate), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[18] | | 7% | [17],[18] | | | 7% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 65,957,000 | | | | | |
| Ending balance | | $ 65,459,000 | [17],[18] | | $ 65,459,000 | [17],[18] | | | $ 65,957,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Interoperability Bidco, Inc. (dba Lyniate), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[18],[21] | | 7% | [17],[18],[21] | | | 7% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 1,499,000 | | | | | |
| Ending balance | | $ 1,527,000 | [17],[18],[21] | | 1,527,000 | [17],[18],[21] | | | $ 1,499,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: KOBHG Holdings, L.P. (dba OB Hospitalist), Class A Interests | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 6,196,000 | | | | | |
| Ending balance | | 6,196,000 | [17],[30],[32] | | 6,196,000 | [17],[30],[32] | | | 6,196,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: KPCI Holdings, L.P., Class A Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 34,497,000 | | | | | |
| Ending balance | | $ 35,112,000 | [17],[30],[32] | | $ 35,112,000 | [17],[30],[32] | | | $ 34,497,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: KPSKY Acquisition, Inc. (dba BluSky), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18] | | 5.50% | [17],[18] | | | 5.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 4,817,000 | | | | | |
| Ending balance | | $ 4,841,000 | [17],[18] | | 4,841,000 | [17],[18] | | | $ 4,817,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: KUSRP Intermediate, Inc. (dba U.S. Retirement and Benefits Partners), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[4] | | | | | | | | 9.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | 34,482,000 | | | | | |
| Ending balance | | $ 32,984,000 | [17],[22] | | $ 32,984,000 | [17],[22] | | | $ 34,482,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Kaseya Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[21],[22],[35] | | 6.25% | [17],[21],[22],[35] | | | 5.75% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 69,000 | [17],[21],[22],[35] | | $ 69,000 | [17],[21],[22],[35] | | | $ 0 | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: Kaseya Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 5.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 18,544,000 | | | | | |
| Ending balance | | $ 18,685,000 | [17],[22] | | $ 18,685,000 | [17],[22] | | | $ 18,544,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Kaseya Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[21],[22] | | 6.25% | [17],[21],[22] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (11,000) | | | | | |
| Ending balance | | $ 281,000 | [17],[21],[22] | | 281,000 | [17],[21],[22] | | | $ (11,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Knockout Intermediate Holdings I Inc. (dba Kaseya Inc.), Perpetual Preferred Stock | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[32],[46] | 15,688,000 | | | 15,688,000 | | | | | |
| Investment, Identifier [Axis]: Knockout Intermediate Holdings I Inc. (dba Kaseya), Perpetual Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 11.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 13,825,000 | | | | | |
| Ending balance | [3],[28],[45] | | | | | | | | $ 13,825,000 | |
| Investment, Identifier [Axis]: LSI Financing 1 DAC | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | (5,000) | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 6,175,000 | | | | | |
| Gross Additions | [9] | | | | 15,045,000 | | | | | |
| Gross Reductions | [11] | | | | (1,589,000) | | | | | |
| Net change in unrealized gain (loss) | | | | | (5,000) | | | | | |
| Ending balance | | 19,626,000 | | | 19,626,000 | | | | 6,175,000 | |
| Interest income | | | | | 0 | | | | | |
| Dividend income | | | | | 177,000 | | | | | |
| Other income | | | | | 0 | | | | | |
| Investment, Identifier [Axis]: LSI Financing 1 DAC, Preferred equity | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[26],[27],[28] | | | | 6,175,000 | | | | | |
| Ending balance | | $ 19,626,000 | [17],[19],[32],[66] | | 19,626,000 | [17],[19],[32],[66] | | | $ 6,175,000 | [3],[5],[26],[27],[28] |
| Investment, Identifier [Axis]: Lazer Spot Holdings, Inc. (f/k/a Lazer Spot GB Holdings, Inc.), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[4] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | 142,598,000 | | | | | |
| Ending balance | [2],[3],[4] | | | | | | | | $ 142,598,000 | |
| Investment, Identifier [Axis]: Lazer Spot Holdings, Inc. (f/k/a Lazer Spot GB Holdings, Inc.), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[43] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | [2],[3],[23],[43] | | | | | | | | $ 0 | |
| Investment, Identifier [Axis]: Learning Care Group (US) No. 2 Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [17],[44],[47] | | 7.50% | [17],[44],[47] | | | 7.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 25,822,000 | | | | | |
| Ending balance | | $ 26,597,000 | [17],[44],[47] | | $ 26,597,000 | [17],[44],[47] | | | $ 25,822,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Lightbeam Bidco, Inc. (dba Lazer Spot), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [21],[31],[34],[35] | 6.25% | | | 6.25% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [21],[31],[34],[35] | $ 0 | | | $ 0 | | | | | |
| Investment, Identifier [Axis]: Lightbeam Bidco, Inc. (dba Lazer Spot), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[18] | 6.25% | | | 6.25% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18] | $ 3,887,000 | | | $ 3,887,000 | | | | | |
| Investment, Identifier [Axis]: Lightbeam Bidco, Inc. (dba Lazer Spot), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34] | 6.25% | | | 6.25% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34] | $ (5,000) | | | $ (5,000) | | | | | |
| Investment, Identifier [Axis]: Lignetics Investment Corp., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40],[43] | | | | | | | | 6% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (78,000) | | | | | |
| Ending balance | [2],[3],[23],[40],[43] | | | | | | | | $ (78,000) | |
| Investment, Identifier [Axis]: Lignetics Investment Corp., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18] | | 6% | [17],[18] | | | 6% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 30,438,000 | | | | | |
| Ending balance | | $ 34,379,000 | [17],[18] | | $ 34,379,000 | [17],[18] | | | $ 30,438,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Lignetics Investment Corp., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[21],[39] | | 6% | [17],[21],[39] | | | 6% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 2,729,000 | | | | | |
| Ending balance | | $ 4,490,000 | [17],[21],[39] | | $ 4,490,000 | [17],[21],[39] | | | $ 2,729,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: LineStar Integrity Services LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.25% | [31],[39] | | 7.25% | [31],[39] | | | 7.25% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 53,768,000 | | | | | |
| Ending balance | | $ 49,814,000 | [31],[39] | | $ 49,814,000 | [31],[39] | | | $ 53,768,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Litera Bidco LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[22] | | 5.25% | [17],[22] | | | 5.75% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 148,354,000 | | | | | |
| Ending balance | | $ 147,756,000 | [17],[22] | | $ 147,756,000 | [17],[22] | | | $ 148,354,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Litera Bidco LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[21],[34] | | 5.25% | [17],[21],[34] | | | 5.75% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 1,549,000 | | | | | |
| Ending balance | | $ (14,000) | [17],[21],[34] | | $ (14,000) | [17],[21],[34] | | | $ 1,549,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Lytx, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[22] | | 6.75% | [17],[22] | | | 6.75% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 70,472,000 | | | | | |
| Ending balance | | $ 70,651,000 | [17],[22] | | $ 70,651,000 | [17],[22] | | | $ 70,472,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: MHE Intermediate Holdings, LLC (dba OnPoint Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18] | | 6% | [17],[18] | | | 6% | [2],[3],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[41] | | | | $ 179,957,000 | | | | | |
| Ending balance | | $ 179,950,000 | [17],[18] | | $ 179,950,000 | [17],[18] | | | $ 179,957,000 | [2],[3],[41] |
| Investment, Identifier [Axis]: MHE Intermediate Holdings, LLC (dba OnPoint Group), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18],[21] | | 6% | [17],[18],[21] | | | 6% | [2],[3],[23],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[41] | | | | $ 2,020,000 | | | | | |
| Ending balance | | $ 3,962,000 | [17],[18],[21] | | $ 3,962,000 | [17],[18],[21] | | | $ 2,020,000 | [2],[3],[23],[41] |
| Investment, Identifier [Axis]: MINDBODY, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[54] | | 7% | [17],[54] | | | 7% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 67,637,000 | | | | | |
| Ending balance | | $ 67,298,000 | [17],[54] | | $ 67,298,000 | [17],[54] | | | $ 67,637,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: MINDBODY, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[21],[34] | | 7% | [17],[21],[34] | | | 7% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ (30,000) | [17],[21],[34] | | (30,000) | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Maia Aggregator, LP, Class A-2 Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 179,000 | | | | | |
| Ending balance | | 179,000 | [17],[30],[32] | | 179,000 | [17],[30],[32] | | | $ 179,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Mario Midco Holdings, Inc. (dba Len the Plumber), Unsecured facility | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[36] | | | | | | | | 10.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | 4,020,000 | | | | | |
| Ending balance | | $ 4,380,000 | [17],[22] | | $ 4,380,000 | [17],[22] | | | $ 4,020,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Mario Purchaser, LLC (dba Len the Plumber), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[22],[35] | | 5.75% | [17],[21],[22],[35] | | | 5.75% | [2],[3],[23],[36],[40] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[36],[40] | | | | $ 2,000,000 | | | | | |
| Ending balance | | $ 3,143,000 | [17],[21],[22],[35] | | $ 3,143,000 | [17],[21],[22],[35] | | | $ 2,000,000 | [2],[3],[23],[36],[40] |
| Investment, Identifier [Axis]: Mario Purchaser, LLC (dba Len the Plumber), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[22] | | 5.75% | [17],[22] | | | 5.75% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 12,911,000 | | | | | |
| Ending balance | | $ 12,911,000 | [17],[22] | | $ 12,911,000 | [17],[22] | | | $ 12,911,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Mario Purchaser, LLC (dba Len the Plumber), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (14,000) | | | | | |
| Ending balance | | $ (7,000) | [17],[21],[34] | | $ (7,000) | [17],[21],[34] | | | $ (14,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Medline Borrower, LP, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 3.25% | [17],[21],[34] | | 3.25% | [17],[21],[34] | | | 2.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (485,000) | | | | | |
| Ending balance | | $ (198,000) | [17],[21],[34] | | $ (198,000) | [17],[21],[34] | | | $ (485,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: MessageBird BidCo B.V., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[19],[54] | | 6.75% | [17],[19],[54] | | | 6.75% | [2],[3],[5],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[33] | | | | $ 75,268,000 | | | | | |
| Ending balance | | $ 44,468,000 | [17],[19],[54] | | 44,468,000 | [17],[19],[54] | | | $ 75,268,000 | [2],[3],[5],[33] |
| Investment, Identifier [Axis]: MessageBird Holding B.V., Extended Series C Warrants | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 89,000 | | | | | |
| Ending balance | | 138,000 | [19],[30],[31],[32] | | 138,000 | [19],[30],[31],[32] | | | $ 89,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: Metis HoldCo, Inc. (dba Mavis Tire Express Services), Series A Convertible Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 7% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 161,677,000 | | | | | |
| Ending balance | | $ 173,891,000 | [17],[32],[46] | | $ 173,891,000 | [17],[32],[46] | | | $ 161,677,000 | [3],[28],[45] |
| Investment, Identifier [Axis]: Milan Laser Holdings LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[22] | | 5% | [17],[22] | | | 5% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 24,055,000 | | | | | |
| Ending balance | | $ 23,933,000 | [17],[22] | | $ 23,933,000 | [17],[22] | | | $ 24,055,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Milan Laser Holdings LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[21],[34] | | 5% | [17],[21],[34] | | | 5% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | 0 | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Minerva Holdco, Inc., Series A Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 10.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 6,734,000 | | | | | |
| Ending balance | | $ 7,307,000 | [17],[32],[46] | | $ 7,307,000 | [17],[32],[46] | | | $ 6,734,000 | [3],[28],[45] |
| Investment, Identifier [Axis]: Ministry Brands Holdings, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[21],[22],[35] | | 5.50% | [17],[21],[22],[35] | | | 5.50% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (3,000) | | | | | |
| Ending balance | | $ 26,000 | [17],[21],[22],[35] | | $ 26,000 | [17],[21],[22],[35] | | | $ (3,000) | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: Ministry Brands Holdings, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[22] | | 5.50% | [17],[22] | | | 5.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 683,000 | | | | | |
| Ending balance | | $ 683,000 | [17],[22] | | $ 683,000 | [17],[22] | | | $ 683,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Ministry Brands Holdings, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18],[21] | | 5.50% | [17],[18],[21] | | | 5.50% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 32,000 | | | | | |
| Ending balance | | $ 24,000 | [17],[18],[21] | | $ 24,000 | [17],[18],[21] | | | $ 32,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Motus Group, LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[54] | | 6.50% | [17],[54] | | | 6.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 10,594,000 | | | | | |
| Ending balance | | $ 10,649,000 | [17],[54] | | 10,649,000 | [17],[54] | | | $ 10,594,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Muine Gall, LLC, First lien senior secured loan | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [1],[2],[3],[4],[5] | | | | 254,956,000 | | | | | |
| Ending balance | | $ 131,319,000 | [17],[19],[39],[55] | | $ 131,319,000 | [17],[19],[39],[55] | | | $ 254,956,000 | [1],[2],[3],[4],[5] |
| Investment, Identifier [Axis]: NMI Acquisitionco, Inc. (dba Network Merchants), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[22],[35] | | 5.75% | [17],[21],[22],[35] | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | $ 5,834,000 | | | | | |
| Ending balance | | $ 5,849,000 | [17],[21],[22],[35] | | $ 5,849,000 | [17],[21],[22],[35] | | | $ 5,834,000 | |
| Investment, Identifier [Axis]: NMI Acquisitionco, Inc. (dba Network Merchants), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[22] | | 5.75% | [17],[22] | | | 5.75% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 24,735,000 | | | | | |
| Ending balance | | $ 24,730,000 | [17],[22] | | $ 24,730,000 | [17],[22] | | | $ 24,735,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: NMI Acquisitionco, Inc. (dba Network Merchants), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (21,000) | | | | | |
| Ending balance | | $ (12,000) | [17],[21],[34] | | $ (12,000) | [17],[21],[34] | | | $ (21,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: National Dentex Labs LLC (fka Barracuda Dental LLC), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8% | [18],[31] | | 8% | [18],[31] | | | 8% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 103,381,000 | | | | | |
| Ending balance | | $ 104,431,000 | [17],[18] | | $ 104,431,000 | [17],[18] | | | $ 103,381,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: National Dentex Labs LLC (fka Barracuda Dental LLC), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[18],[21] | | 7% | [17],[18],[21] | | | 7% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 8,961,000 | | | | | |
| Ending balance | | $ 7,258,000 | [17],[18],[21] | | $ 7,258,000 | [17],[18],[21] | | | $ 8,961,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Natural Partners, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18],[19] | | 6% | [17],[18],[19] | | | 6% | [2],[3],[4],[5] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4],[5] | | | | $ 906,000 | | | | | |
| Ending balance | | $ 910,000 | [17],[18],[19] | | $ 910,000 | [17],[18],[19] | | | $ 906,000 | [2],[3],[4],[5] |
| Investment, Identifier [Axis]: Natural Partners, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[19],[21],[34] | | 6% | [17],[19],[21],[34] | | | 6% | [2],[3],[5],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[23],[43] | | | | $ (1,000) | | | | | |
| Ending balance | | $ (1,000) | [17],[19],[21],[34] | | $ (1,000) | [17],[19],[21],[34] | | | $ (1,000) | [2],[3],[5],[23],[43] |
| Investment, Identifier [Axis]: Nelipak Holding Company, First lien senior secured EUR revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.50% | [17],[21],[67] | | 4.50% | [17],[21],[67] | | | 4.50% | [2],[3],[23],[51] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[51] | | | | $ 2,522,000 | | | | | |
| Ending balance | | $ 1,754,000 | [17],[21],[67] | | $ 1,754,000 | [17],[21],[67] | | | $ 2,522,000 | [2],[3],[23],[51] |
| Investment, Identifier [Axis]: Nelipak Holding Company, First lien senior secured USD revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.25% | [17],[21],[22] | | 4.25% | [17],[21],[22] | | | 4.25% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 1,017,000 | | | | | |
| Ending balance | | $ 1,206,000 | [17],[21],[22] | | $ 1,206,000 | [17],[21],[22] | | | $ 1,017,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Nelipak Holding Company, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.25% | [17],[18] | | 4.25% | [17],[18] | | | 4.25% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 2,269,000 | | | | | |
| Ending balance | | $ 2,274,000 | [17],[18] | | $ 2,274,000 | [17],[18] | | | $ 2,269,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Nelipak Holding Company, Second lien EUR senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8.50% | [17],[65] | | 8.50% | [17],[65] | | | 8.50% | [2],[3],[50] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[50] | | | | $ 63,340,000 | | | | | |
| Ending balance | | $ 65,242,000 | [17],[65] | | $ 65,242,000 | [17],[65] | | | $ 63,340,000 | [2],[3],[50] |
| Investment, Identifier [Axis]: Nelipak Holding Company, Second lien USD senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8.25% | [17],[18] | | 8.25% | [17],[18] | | | 8.25% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 66,503,000 | | | | | |
| Ending balance | | $ 67,006,000 | [17],[18] | | $ 67,006,000 | [17],[18] | | | $ 66,503,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Nellson Nutraceutical, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.75% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 25,527,000 | | | | | |
| Ending balance | | $ 25,689,000 | [17],[18] | | 25,689,000 | [17],[18] | | | $ 25,527,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: New PLI Holdings, LLC (dba PLI), Class A Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[26],[27],[28] | | | | 97,799,000 | | | | | |
| Ending balance | | $ 97,691,000 | [17],[29],[30],[32] | | $ 97,691,000 | [17],[29],[30],[32] | | | $ 97,799,000 | [3],[26],[27],[28] |
| Investment, Identifier [Axis]: Norvax, LLC (dba GoHealth), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.50% | [17],[22] | | 7.50% | [17],[22] | | | 7.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 75,440,000 | | | | | |
| Ending balance | | $ 73,390,000 | [17],[22] | | $ 73,390,000 | [17],[22] | | | $ 75,440,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Norvax, LLC (dba GoHealth), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34] | | 6.50% | [17],[21],[34] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (184,000) | | | | | |
| Ending balance | | $ (153,000) | [17],[21],[34] | | $ (153,000) | [17],[21],[34] | | | $ (184,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Notorious Topco, LLC (dba Beauty Industry Group), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[18],[21],[35] | | 6.75% | [17],[18],[21],[35] | | | 6.75% | [2],[3],[23],[40],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[42] | | | | $ 9,482,000 | | | | | |
| Ending balance | | $ 9,284,000 | [17],[18],[21],[35] | | $ 9,284,000 | [17],[18],[21],[35] | | | $ 9,482,000 | [2],[3],[23],[40],[42] |
| Investment, Identifier [Axis]: Notorious Topco, LLC (dba Beauty Industry Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[18] | | 6.75% | [17],[18] | | | 6.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 108,809,000 | | | | | |
| Ending balance | | $ 106,899,000 | [17],[18] | | $ 106,899,000 | [17],[18] | | | $ 108,809,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Notorious Topco, LLC (dba Beauty Industry Group), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[18],[21] | | 6.75% | [17],[18],[21] | | | 6.75% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 1,548,000 | | | | | |
| Ending balance | | $ 471,000 | [17],[18],[21] | | 471,000 | [17],[18],[21] | | | $ 1,548,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: Nutraceutical International Corporation, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 7% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | 169,845,000 | | | | | |
| Ending balance | [2],[3],[33] | | | | | | | | $ 169,845,000 | |
| Investment, Identifier [Axis]: Nutraceutical International Corporation, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 7% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 12,356,000 | | | | | |
| Ending balance | [2],[3],[33] | | | | | | | | $ 12,356,000 | |
| Investment, Identifier [Axis]: OB Hospitalist Group, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[22] | | 5.50% | [17],[22] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 93,841,000 | | | | | |
| Ending balance | | $ 92,659,000 | [17],[22] | | $ 92,659,000 | [17],[22] | | | $ 93,841,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: OB Hospitalist Group, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18],[21] | | 5.50% | [17],[18],[21] | | | 5.50% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 5,062,000 | | | | | |
| Ending balance | | $ 6,400,000 | [17],[18],[21] | | 6,400,000 | [17],[18],[21] | | | $ 5,062,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: ORCC Senior Loan Fund LLC (fka Sebago Lake LLC) | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | [68] | | | | | | | | (27,205,000) | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [68] | | | | $ 288,981,000 | [1],[5],[26],[28],[69] | 247,061,000 | | 247,061,000 | |
| Gross Additions | [14],[68] | | | | | | | | 118,125,000 | |
| Gross Reductions | [16],[68] | | | | | | | | (49,000,000) | |
| Net change in unrealized gain (loss) | [68] | | | | | | | | (27,205,000) | |
| Ending balance | [1],[5],[26],[28],[68],[69] | | | | | | | | 288,981,000 | |
| Interest income | [68] | | | | | | | | 0 | |
| Dividend income | [68] | | | | | | | | 33,673,000 | |
| Other income | [68] | | | | | | | | $ 0 | |
| Investment, Identifier [Axis]: Ocala Bidco, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34],[35] | 5.75% | | | 5.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34],[35] | $ (95,000) | | | $ (95,000) | | | | | |
| Investment, Identifier [Axis]: Ocala Bidco, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [31],[44] | 6.25% | | | 6.25% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[44] | $ 182,030,000 | | | $ 182,030,000 | | | | | |
| Investment, Identifier [Axis]: Ocala Bidco, Inc., Second lien senior secured loan | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18] | $ 102,217,000 | | | $ 102,217,000 | | | | | |
| Investment, Identifier [Axis]: Offen, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[39] | | 5% | [17],[39] | | | 5% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 18,695,000 | | | | | |
| Ending balance | | $ 18,668,000 | [17],[39] | | $ 18,668,000 | [17],[39] | | | $ 18,695,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Ole Smoky Distillery, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[22] | | 5% | [17],[22] | | | 5.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 860,000 | | | | | |
| Ending balance | | $ 860,000 | [17],[22] | | $ 860,000 | [17],[22] | | | $ 860,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Ole Smoky Distillery, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5% | [17],[21],[34] | | 5% | [17],[21],[34] | | | 5.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (2,000) | | | | | |
| Ending balance | | $ (2,000) | [17],[21],[34] | | (2,000) | [17],[21],[34] | | | $ (2,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: PCF Holdco, LLC (dba PCF Insurance Services), Class A Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 67,456,000 | | | | | |
| Ending balance | | 67,457,000 | [17],[30],[32] | | 67,457,000 | [17],[30],[32] | | | $ 67,456,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: PCF Holdco, LLC (dba PCF Insurance Services), Class A Warrants | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[30],[32] | 4,400,000 | | | 4,400,000 | | | | | |
| Investment, Identifier [Axis]: PCF Holdco, LLC (dba PCF Insurance Services), Series A Preferred Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[32],[46] | 6,921,000 | | | 6,921,000 | | | | | |
| Investment, Identifier [Axis]: PCF Midco II, LLC (dba PCF Insurance Services), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[45] | | | | | | | | 9% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[45] | | | | 118,636,000 | | | | | |
| Ending balance | | $ 126,508,000 | [17],[46] | | $ 126,508,000 | [17],[46] | | | $ 118,636,000 | [3],[45] |
| Investment, Identifier [Axis]: PHM Netherlands Midco B.V. (dba Loparex), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.50% | [17],[44] | | 4.50% | [17],[44] | | | 4.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 751,000 | | | | | |
| Ending balance | | $ 741,000 | [17],[44] | | $ 741,000 | [17],[44] | | | $ 751,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: PHM Netherlands Midco B.V. (dba Loparex), Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8.75% | [17],[44] | | 8.75% | [17],[44] | | | 8.75% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 109,200,000 | | | | | |
| Ending balance | | $ 108,640,000 | [17],[44] | | 108,640,000 | [17],[44] | | | $ 109,200,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40],[43] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (1,000) | | | | | |
| Ending balance | [2],[3],[23],[40],[43] | | | | | | | | $ (1,000) | |
| Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 807,000 | | | | | |
| Ending balance | | $ 921,000 | [17],[18] | | $ 921,000 | [17],[18] | | | $ 807,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.75% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 17,000 | | | | | |
| Ending balance | | $ (1,000) | [17],[21],[34] | | (1,000) | [17],[21],[34] | | | $ 17,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: PS Op Holdings LLC (fka QC Supply, LLC), Class A Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [26],[27],[28] | | | | 3,950,000 | | | | | |
| Ending balance | | 3,725,000 | [29],[30],[32] | | 3,725,000 | [29],[30],[32] | | | 3,950,000 | [26],[27],[28] |
| Investment, Identifier [Axis]: PS Operating Company LLC (fka QC Supply, LLC) | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | (384,000) | | | | (669,000) | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 20,361,000 | | 19,495,000 | | 19,495,000 | |
| Gross Additions | | | | | 24,000 | [13] | | | 2,979,000 | [14] |
| Gross Reductions | | | | | (168,000) | [15] | | | (1,444,000) | [16] |
| Net change in unrealized gain (loss) | | | | | (384,000) | | | | (669,000) | |
| Ending balance | | $ 19,833,000 | | | 19,833,000 | | | | 20,361,000 | |
| Interest income | | | | | 963,000 | | | | 1,375,000 | |
| Dividend income | | | | | 0 | | | | 0 | |
| Other income | | | | | $ 3,000 | | | | $ 9,000 | |
| Investment, Identifier [Axis]: PS Operating Company LLC (fka QC Supply, LLC), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [18],[29] | | 6% | [18],[29] | | | 6% | [2],[20],[26] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[20],[26] | | | | $ 12,778,000 | | | | | |
| Ending balance | | $ 12,678,000 | [18],[29] | | $ 12,678,000 | [18],[29] | | | $ 12,778,000 | [2],[20],[26] |
| Investment, Identifier [Axis]: PS Operating Company LLC (fka QC Supply, LLC), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [18],[21],[29] | | 6% | [18],[21],[29] | | | 6% | [2],[20],[23],[26] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[20],[23],[26] | | | | $ 3,633,000 | | | | | |
| Ending balance | | $ 3,430,000 | [18],[21],[29] | | $ 3,430,000 | [18],[21],[29] | | | $ 3,633,000 | [2],[20],[23],[26] |
| Investment, Identifier [Axis]: Pacific BidCo Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[19],[21],[34],[35] | | 5.75% | [17],[19],[21],[34],[35] | | | 5.75% | [2],[3],[5],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[23],[40],[43] | | | | $ (34,000) | | | | | |
| Ending balance | | $ (9,000) | [17],[19],[21],[34],[35] | | $ (9,000) | [17],[19],[21],[34],[35] | | | $ (34,000) | [2],[3],[5],[23],[40],[43] |
| Investment, Identifier [Axis]: Pacific BidCo Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18],[19] | | 5.75% | [17],[18],[19] | | | 5.75% | [2],[3],[5],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[42] | | | | $ 30,228,000 | | | | | |
| Ending balance | | $ 30,460,000 | [17],[18],[19] | | $ 30,460,000 | [17],[18],[19] | | | $ 30,228,000 | [2],[3],[5],[42] |
| Investment, Identifier [Axis]: Packaging Coordinators Midco, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[44] | | 7% | [17],[44] | | | 7% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 185,261,000 | | | | | |
| Ending balance | | $ 189,182,000 | [17],[44] | | $ 189,182,000 | [17],[44] | | | $ 185,261,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Patriot Acquisition TopCo S.A.R.L (dba Corza Health, Inc.), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[18],[19] | | 6.75% | [17],[18],[19] | | | 6.75% | [2],[3],[5],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[42] | | | | $ 133,680,000 | | | | | |
| Ending balance | | $ 133,000,000 | [17],[18],[19] | | $ 133,000,000 | [17],[18],[19] | | | $ 133,680,000 | [2],[3],[5],[42] |
| Investment, Identifier [Axis]: Patriot Acquisition TopCo S.A.R.L (dba Corza Health, Inc.), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.75% | [17],[19],[21],[34] | | 6.75% | [17],[19],[21],[34] | | | 6.75% | [2],[3],[5],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[23],[42] | | | | $ 2,732,000 | | | | | |
| Ending balance | | $ (169,000) | [17],[19],[21],[34] | | (169,000) | [17],[19],[21],[34] | | | $ 2,732,000 | [2],[3],[5],[23],[42] |
| Investment, Identifier [Axis]: Patriot Holdings SCSp (dba Corza Health, Inc.), Class A Units | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[5],[28],[45] | | | | | | | | 8% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[28],[45] | | | | 8,534,000 | | | | | |
| Ending balance | | 9,219,000 | [17],[19],[32],[46] | | 9,219,000 | [17],[19],[32],[46] | | | $ 8,534,000 | [3],[5],[28],[45] |
| Investment, Identifier [Axis]: Patriot Holdings SCSp (dba Corza Health, Inc.), Class B Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 1,145,000 | | | | | |
| Ending balance | | $ 1,625,000 | [17],[19],[30],[32] | | $ 1,625,000 | [17],[19],[30],[32] | | | $ 1,145,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: Peraton Corp., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.75% | [17],[18],[47] | | 7.75% | [17],[18],[47] | | | 7.75% | [2],[3],[33],[48] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33],[48] | | | | $ 43,691,000 | | | | | |
| Ending balance | | $ 44,614,000 | [17],[18],[47] | | $ 44,614,000 | [17],[18],[47] | | | $ 43,691,000 | [2],[3],[33],[48] |
| Investment, Identifier [Axis]: PerkinElmer U.S. LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[18] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[18] | $ 897,000 | | | $ 897,000 | | | | | |
| Investment, Identifier [Axis]: Peter C. Foy & Associates Insurance Services, LLC (dba PCF Insurance Services), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[22] | | 6% | [17],[22] | | | 6% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 134,570,000 | | | | | |
| Ending balance | | $ 134,225,000 | [17],[22] | | $ 134,225,000 | [17],[22] | | | $ 134,570,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Peter C. Foy & Associates Insurance Services, LLC (dba PCF Insurance Services), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[21],[34] | | 6% | [17],[21],[34] | | | 6% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (15,000) | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | $ 0 | [17],[21],[34] | | | $ (15,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Phoenix Newco, Inc. (dba Parexel), Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[22] | | 6.50% | [17],[22] | | | 6.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 186,200,000 | | | | | |
| Ending balance | | $ 188,575,000 | [17],[22] | | 188,575,000 | [17],[22] | | | $ 186,200,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Picard Holdco, LLC, Series A Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[28],[42] | | | | | | | | 12% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[28],[42] | | | | 24,925,000 | | | | | |
| Ending balance | | $ 25,167,000 | [18],[31],[32] | | $ 25,167,000 | [18],[31],[32] | | | $ 24,925,000 | [2],[3],[28],[42] |
| Investment, Identifier [Axis]: Ping Identity Holding Corp., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[22] | | 7% | [17],[22] | | | 7% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 895,000 | | | | | |
| Ending balance | | $ 900,000 | [17],[22] | | $ 900,000 | [17],[22] | | | $ 895,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Ping Identity Holding Corp., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[21],[34] | | 7% | [17],[21],[34] | | | 7% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (1,000) | | | | | |
| Ending balance | | $ (1,000) | [17],[21],[34] | | $ (1,000) | [17],[21],[34] | | | $ (1,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Plasma Buyer LLC (dba PathGroup), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34],[35] | | 5.75% | [17],[21],[34],[35] | | | 5.75% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (1,000) | | | | | |
| Ending balance | | $ (3,000) | [17],[21],[34],[35] | | $ (3,000) | [17],[21],[34],[35] | | | $ (1,000) | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: Plasma Buyer LLC (dba PathGroup), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.75% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 667,000 | | | | | |
| Ending balance | | $ 659,000 | [17],[18] | | $ 659,000 | [17],[18] | | | $ 667,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Plasma Buyer LLC (dba PathGroup), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (1,000) | | | | | |
| Ending balance | | $ (2,000) | [17],[21],[34] | | $ (2,000) | [17],[21],[34] | | | $ (1,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Pluralsight, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8% | [17],[18] | | 8% | [17],[18] | | | 8% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 97,958,000 | | | | | |
| Ending balance | | $ 97,958,000 | [17],[18] | | $ 97,958,000 | [17],[18] | | | $ 97,958,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Pluralsight, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8% | [17],[18],[21] | | 8% | [17],[18],[21] | | | 8% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 3,024,000 | | | | | |
| Ending balance | | $ 3,024,000 | [17],[18],[21] | | $ 3,024,000 | [17],[18],[21] | | | $ 3,024,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Pregis Topco LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.02% | [17],[54] | | 7.02% | [17],[54] | | | 7.02% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 158,193,000 | | | | | |
| Ending balance | | $ 159,329,000 | [17],[54] | | $ 159,329,000 | [17],[54] | | | $ 158,193,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Premier Imaging, LLC (dba LucidHealth), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[22] | | 6% | [17],[22] | | | 5.75% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 42,460,000 | | | | | |
| Ending balance | | $ 42,395,000 | [17],[22] | | 42,395,000 | [17],[22] | | | $ 42,460,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Project Alpine Co-Invest Fund, LP, LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [19],[30],[31],[32] | 10,974,000 | | | 10,974,000 | | | | | |
| Investment, Identifier [Axis]: Project Alpine Co-Invest Fund,LP, LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 10,000,000 | | | | | |
| Ending balance | [3],[5],[27],[28] | | | | | | | | 10,000,000 | |
| Investment, Identifier [Axis]: Project Hotel California Co-Invest Fund, L.P., LP Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 2,685,000 | | | | | |
| Ending balance | | $ 2,686,000 | [19],[30],[31],[32] | | $ 2,686,000 | [19],[30],[31],[32] | | | $ 2,685,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: Project Power Buyer, LLC (dba PEC-Veriforce), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[18] | | 7% | [17],[18] | | | 6% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 44,630,000 | | | | | |
| Ending balance | | $ 43,959,000 | [17],[18] | | $ 43,959,000 | [17],[18] | | | $ 44,630,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Project Power Buyer, LLC (dba PEC-Veriforce), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [17],[21],[34] | | 7% | [17],[21],[34] | | | 6% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ (32,000) | [17],[21],[34] | | $ (32,000) | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Proofpoint, Inc., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.25% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 18,767,000 | | | | | |
| Ending balance | | $ 18,963,000 | [17],[22] | | $ 18,963,000 | [17],[22] | | | $ 18,767,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: QAD, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.38% | [17],[22] | | 5.38% | [17],[22] | | | 6% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 25,713,000 | | | | | |
| Ending balance | | $ 25,714,000 | [17],[22] | | $ 25,714,000 | [17],[22] | | | $ 25,713,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: QAD, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.38% | [17],[21],[34] | | 5.38% | [17],[21],[34] | | | 6% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (86,000) | | | | | |
| Ending balance | | $ (69,000) | [17],[21],[34] | | $ (69,000) | [17],[21],[34] | | | $ (86,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Quva Pharma, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [22],[31] | | 5.50% | [22],[31] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 38,710,000 | | | | | |
| Ending balance | | $ 38,711,000 | [22],[31] | | $ 38,711,000 | [22],[31] | | | $ 38,710,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Quva Pharma, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[21],[22] | | 5.50% | [17],[21],[22] | | | 5.50% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 1,840,000 | | | | | |
| Ending balance | | $ 1,780,000 | [17],[21],[22] | | $ 1,780,000 | [17],[21],[22] | | | $ 1,840,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: REALPAGE, INC., Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[22],[47] | | 6.50% | [17],[22],[47] | | | 6.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 33,033,000 | | | | | |
| Ending balance | | $ 33,319,000 | [17],[22],[47] | | $ 33,319,000 | [17],[22],[47] | | | $ 33,033,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Recipe Acquisition Corp. (dba Roland Corporation), Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 9% | [18] | | 9% | [18] | | | 9% | [2],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[42] | | | | $ 31,520,000 | | | | | |
| Ending balance | | $ 31,760,000 | [18] | | $ 31,760,000 | [18] | | | $ 31,520,000 | [2],[42] |
| Investment, Identifier [Axis]: Relativity ODA LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [22],[31] | | 6.50% | [22],[31] | | | 7.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 83,772,000 | | | | | |
| Ending balance | | $ 85,834,000 | [17],[22] | | $ 85,834,000 | [17],[22] | | | $ 83,772,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Relativity ODA LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [21],[31],[34] | | 6.50% | [21],[31],[34] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (18,000) | | | | | |
| Ending balance | | $ 0 | [21],[31],[34] | | 0 | [21],[31],[34] | | | $ (18,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Rhea Acquisition Holdings, LP, Series A-2 Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 119,000 | | | | | |
| Ending balance | | $ 154,000 | [17],[30],[32] | | $ 154,000 | [17],[30],[32] | | | $ 119,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Rhea Parent, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 753,000 | | | | | |
| Ending balance | | $ 758,000 | [17],[18] | | 758,000 | [17],[18] | | | $ 753,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: SWK BUYER, Inc. (dba Stonewall Kitchen), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[40],[43] | | | | | | | | 5.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (4,000) | | | | | |
| Ending balance | [2],[3],[23],[40],[43] | | | | | | | | $ (4,000) | |
| Investment, Identifier [Axis]: SWK BUYER, Inc. (dba Stonewall Kitchen), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[39] | | 5.25% | [17],[39] | | | 5.25% | [2],[3],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[41] | | | | $ 728,000 | | | | | |
| Ending balance | | $ 717,000 | [17],[39] | | $ 717,000 | [17],[39] | | | $ 728,000 | [2],[3],[41] |
| Investment, Identifier [Axis]: SWK BUYER, Inc. (dba Stonewall Kitchen), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[21],[39] | | 5.25% | [17],[21],[39] | | | 5.25% | [2],[3],[23],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[36] | | | | $ 22,000 | | | | | |
| Ending balance | | $ 62,000 | [17],[21],[39] | | $ 62,000 | [17],[21],[39] | | | $ 22,000 | [2],[3],[23],[36] |
| Investment, Identifier [Axis]: Safety Products/JHC Acquisition Corp. (dba Justrite Safety Group), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.50% | [17],[22],[47] | | 4.50% | [17],[22],[47] | | | 4.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 13,470,000 | | | | | |
| Ending balance | | $ 12,925,000 | [17],[22],[47] | | $ 12,925,000 | [17],[22],[47] | | | $ 13,470,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: SailPoint Technologies Holdings, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 44,727,000 | | | | | |
| Ending balance | | $ 45,070,000 | [17],[22] | | $ 45,070,000 | [17],[22] | | | $ 44,727,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: SailPoint Technologies Holdings, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[21],[34] | | 6.25% | [17],[21],[34] | | | 6.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (87,000) | | | | | |
| Ending balance | | $ (54,000) | [17],[21],[34] | | $ (54,000) | [17],[21],[34] | | | $ (87,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Sara Lee Frozen Bakery, LLC (fka KSLB Holdings, LLC), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.50% | [17],[18] | | 4.50% | [17],[18] | | | 4.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 40,693,000 | | | | | |
| Ending balance | | $ 40,915,000 | [17],[18] | | $ 40,915,000 | [17],[18] | | | $ 40,693,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Sara Lee Frozen Bakery, LLC (fka KSLB Holdings, LLC), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.50% | [17],[18],[21] | | 4.50% | [17],[18],[21] | | | 4.50% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 6,435,000 | | | | | |
| Ending balance | | $ 5,828,000 | [17],[18],[21] | | $ 5,828,000 | [17],[18],[21] | | | $ 6,435,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Securonix, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 6.50% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 839,000 | | | | | |
| Ending balance | | $ 818,000 | [17],[18] | | $ 818,000 | [17],[18] | | | $ 839,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Securonix, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34] | | 6.50% | [17],[21],[34] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (2,000) | | | | | |
| Ending balance | | $ (5,000) | [17],[21],[34] | | $ (5,000) | [17],[21],[34] | | | $ (2,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Sensor Technology Topco, Inc. (dba Humanetics), First lien senior secured EUR term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [31],[65] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [31],[65] | $ 12,418,000 | | | $ 12,418,000 | | | | | |
| Investment, Identifier [Axis]: Sensor Technology Topco, Inc. (dba Humanetics), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | | | 6.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [18],[31] | $ 63,230,000 | | | $ 63,230,000 | | | | | |
| Investment, Identifier [Axis]: Sensor Technology Topco, Inc. (dba Humanetics), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[65] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[65] | $ 1,110,000 | | | $ 1,110,000 | | | | | |
| Investment, Identifier [Axis]: Shearer's Foods, LLC, Second lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.75% | [17],[22] | | 7.75% | [17],[22] | | | 7.75% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 114,624,000 | | | | | |
| Ending balance | | $ 86,400,000 | [17],[22] | | $ 86,400,000 | [17],[22] | | | $ 114,624,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: SimpliSafe Holding Corporation, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[21],[34],[35] | | 6.25% | [17],[21],[34],[35] | | | 6.25% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (2,000) | | | | | |
| Ending balance | | $ 0 | [17],[21],[34],[35] | | $ 0 | [17],[21],[34],[35] | | | $ (2,000) | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: SimpliSafe Holding Corporation, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 6,065,000 | | | | | |
| Ending balance | | $ 6,065,000 | [17],[22] | | $ 6,065,000 | [17],[22] | | | $ 6,065,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Smarsh Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[35],[39] | | 6.50% | [17],[21],[35],[39] | | | 6.50% | [2],[3],[23],[40],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[41] | | | | $ 94,000 | | | | | |
| Ending balance | | $ 94,000 | [17],[21],[35],[39] | | $ 94,000 | [17],[21],[35],[39] | | | $ 94,000 | [2],[3],[23],[40],[41] |
| Investment, Identifier [Axis]: Smarsh Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[39] | | 6.50% | [17],[39] | | | 6.50% | [2],[3],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[41] | | | | $ 754,000 | | | | | |
| Ending balance | | $ 758,000 | [17],[39] | | $ 758,000 | [17],[39] | | | $ 754,000 | [2],[3],[41] |
| Investment, Identifier [Axis]: Smarsh Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21] | | 6.50% | [17],[21] | | | 6.50% | [2],[3],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21] | | 0 | [17],[21] | | | $ 0 | [2],[3],[23] |
| Investment, Identifier [Axis]: Sonny's Enterprises LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[42] | | | | | | | | 6.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | 229,908,000 | | | | | |
| Ending balance | [2],[3],[42] | | | | | | | | $ 229,908,000 | |
| Investment, Identifier [Axis]: Sonny's Enterprises LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[43] | | | | | | | | 6.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | [2],[3],[23],[43] | | | | | | | | $ 0 | |
| Investment, Identifier [Axis]: Sonny's Enterprises, LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34],[35] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34],[35] | $ (15,000) | | | $ (15,000) | | | | | |
| Investment, Identifier [Axis]: Sonny's Enterprises, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [18],[31] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [18],[31] | $ 225,308,000 | | | $ 225,308,000 | | | | | |
| Investment, Identifier [Axis]: Sonny's Enterprises, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[21],[34] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[34] | $ (270,000) | | | $ (270,000) | | | | | |
| Investment, Identifier [Axis]: Space Exploration Technologies Corp., Class A Common Stock | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 3,509,000 | | | | | |
| Ending balance | | 3,588,000 | [17],[30],[32] | | 3,588,000 | [17],[30],[32] | | | 3,509,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Space Exploration Technologies Corp., Class C Common Stock | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 705,000 | | | | | |
| Ending balance | | $ 721,000 | [17],[30],[32] | | $ 721,000 | [17],[30],[32] | | | $ 705,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Spotless Brands, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[18] | | 6.50% | [17],[18] | | | 6.50% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 47,621,000 | | | | | |
| Ending balance | | $ 47,759,000 | [17],[18] | | $ 47,759,000 | [17],[18] | | | $ 47,621,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Spotless Brands, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34] | | 6.50% | [17],[21],[34] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (26,000) | | | | | |
| Ending balance | | $ (13,000) | [17],[21],[34] | | $ (13,000) | [17],[21],[34] | | | $ (26,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Summit Acquisition Inc. (dba K2 Insurance Services), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [21],[31],[34],[35] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [21],[31],[34],[35] | $ (3,000) | | | $ (3,000) | | | | | |
| Investment, Identifier [Axis]: Summit Acquisition Inc. (dba K2 Insurance Services), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [18],[31] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [18],[31] | $ 711,000 | | | $ 711,000 | | | | | |
| Investment, Identifier [Axis]: Summit Acquisition Inc. (dba K2 Insurance Services), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [21],[31],[34] | 6.75% | | | 6.75% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [21],[31],[34] | $ (3,000) | | | $ (3,000) | | | | | |
| Investment, Identifier [Axis]: Sunshine Software Holdings, Inc. (dba Cornerstone OnDemand), Series A Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 10.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 37,469,000 | | | | | |
| Ending balance | | 40,360,000 | [17],[32],[46] | | 40,360,000 | [17],[32],[46] | | | $ 37,469,000 | [3],[28],[45] |
| Investment, Identifier [Axis]: Swipe Acquisition Corporation (dba PLI) | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | (78,000) | | | | 50,226,000 | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 161,680,000 | | 108,061,000 | | 108,061,000 | |
| Gross Additions | | | | | 147,000 | [13] | | | 4,284,000 | [14] |
| Gross Reductions | | | | | (890,000) | [15] | | | (891,000) | [16] |
| Net change in unrealized gain (loss) | | | | | (78,000) | | | | 50,226,000 | |
| Ending balance | | $ 160,859,000 | | | 160,859,000 | | | | 161,680,000 | |
| Interest income | | | | | 4,288,000 | | | | 6,831,000 | |
| Dividend income | | | | | 2,669,000 | | | | 6,673,000 | |
| Other income | | | | | $ 555,000 | | | | $ 680,000 | |
| Investment, Identifier [Axis]: Swipe Acquisition Corporation (dba PLI), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8% | [17],[18],[21],[29],[35] | | 8% | [17],[18],[21],[29],[35] | | | 8% | [2],[3],[23],[26],[40],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[26],[40],[42] | | | | $ 14,645,000 | | | | | |
| Ending balance | | $ 14,493,000 | [17],[18],[21],[29],[35] | | $ 14,493,000 | [17],[18],[21],[29],[35] | | | $ 14,645,000 | [2],[3],[23],[26],[40],[42] |
| Investment, Identifier [Axis]: Swipe Acquisition Corporation (dba PLI), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8% | [17],[18],[29] | | 8% | [17],[18],[29] | | | 8% | [2],[3],[26],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[26],[36] | | | | $ 49,236,000 | | | | | |
| Ending balance | | $ 48,675,000 | [17],[18],[29] | | $ 48,675,000 | [17],[18],[29] | | | $ 49,236,000 | [2],[3],[26],[36] |
| Investment, Identifier [Axis]: Swipe Acquisition Corporation (dba PLI), Letter of Credit | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 8% | [17],[21],[29] | | 8% | [17],[21],[29] | | | 8% | [2],[3],[23],[26] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[26] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[29] | | $ 0 | [17],[21],[29] | | | $ 0 | [2],[3],[23],[26] |
| Investment, Identifier [Axis]: THG Acquisition, LLC (dba Hilb), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[22] | | 5.75% | [17],[22] | | | 5.75% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 73,810,000 | | | | | |
| Ending balance | | $ 73,615,000 | [17],[22] | | $ 73,615,000 | [17],[22] | | | $ 73,810,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: THG Acquisition, LLC (dba Hilb), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[22] | | 5.75% | [17],[21],[22] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (108,000) | | | | | |
| Ending balance | | $ 1,827,000 | [17],[21],[22] | | $ 1,827,000 | [17],[21],[22] | | | $ (108,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Tahoe Finco, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[19],[54] | | 6% | [17],[19],[54] | | | 6% | [2],[3],[5],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[33] | | | | $ 121,099,000 | | | | | |
| Ending balance | | $ 122,023,000 | [17],[19],[54] | | $ 122,023,000 | [17],[19],[54] | | | $ 121,099,000 | [2],[3],[5],[33] |
| Investment, Identifier [Axis]: Tahoe Finco, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[19],[21],[34] | | 6% | [17],[19],[21],[34] | | | 6% | [2],[3],[5],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[23],[43] | | | | $ (162,000) | | | | | |
| Ending balance | | $ (92,000) | [17],[19],[21],[34] | | (92,000) | [17],[19],[21],[34] | | | $ (162,000) | [2],[3],[5],[23],[43] |
| Investment, Identifier [Axis]: Tall Tree Foods, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [18],[21],[60] | 4,015,000 | | | 4,015,000 | | | | | |
| Investment, Identifier [Axis]: Tall Tree Foods, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[33] | | | | | | | | 7.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[33] | | | | 39,084,000 | | | | | |
| Ending balance | | $ 54,867,000 | [18],[60] | | $ 54,867,000 | [18],[60] | | | $ 39,084,000 | [2],[33] |
| Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. (dba Verisk 3E), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[18] | | 5.25% | [17],[18] | | | 5.75% | [2],[3],[41] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[41] | | | | $ 838,000 | | | | | |
| Ending balance | | $ 840,000 | [17],[18] | | $ 840,000 | [17],[18] | | | $ 838,000 | [2],[3],[41] |
| Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. (dba Verisk 3E), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[18],[21] | | 5.25% | [17],[18],[21] | | | 5.75% | [2],[3],[23],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[36] | | | | $ 22,000 | | | | | |
| Ending balance | | $ 21,000 | [17],[18],[21] | | $ 21,000 | [17],[18],[21] | | | $ 22,000 | [2],[3],[23],[36] |
| Investment, Identifier [Axis]: Tempo Buyer Corp. (dba Global Claims Services), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[21],[34],[35] | | 5.50% | [17],[21],[34],[35] | | | 5.50% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (5,000) | | | | | |
| Ending balance | | $ (2,000) | [17],[21],[34],[35] | | $ (2,000) | [17],[21],[34],[35] | | | $ (5,000) | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: Tempo Buyer Corp. (dba Global Claims Services), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18] | | 5.50% | [17],[18] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 1,051,000 | | | | | |
| Ending balance | | $ 1,056,000 | [17],[18] | | $ 1,056,000 | [17],[18] | | | $ 1,051,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Tempo Buyer Corp. (dba Global Claims Services), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 4.25% | [17],[21],[38] | | 4.25% | [17],[21],[38] | | | 4.50% | [2],[3],[23],[70] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[70] | | | | $ 8,000 | | | | | |
| Ending balance | | $ 56,000 | [17],[21],[38] | | $ 56,000 | [17],[21],[38] | | | $ 8,000 | [2],[3],[23],[70] |
| Investment, Identifier [Axis]: The Better Being Co., LLC (fka Nutraceutical International Corporation), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [22],[38] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 160,571,000 | | | $ 160,571,000 | | | | | |
| Investment, Identifier [Axis]: The Better Being Co., LLC (fka Nutraceutical International Corporation), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [17],[22] | 7.50% | | | 7.50% | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22] | $ 11,768,000 | | | $ 11,768,000 | | | | | |
| Investment, Identifier [Axis]: The NPD Group, L.P., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[36] | | | | | | | | 6.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | 23,243,000 | | | | | |
| Ending balance | [2],[3],[36] | | | | | | | | $ 23,243,000 | |
| Investment, Identifier [Axis]: The NPD Group, L.P., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[23],[36] | | | | | | | | 5.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[36] | | | | $ 151,000 | | | | | |
| Ending balance | [2],[3],[23],[36] | | | | | | | | $ 151,000 | |
| Investment, Identifier [Axis]: The Shade Store, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18] | | 6% | [17],[18] | | | 6% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 8,753,000 | | | | | |
| Ending balance | | $ 8,575,000 | [17],[18] | | $ 8,575,000 | [17],[18] | | | $ 8,753,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: The Shade Store, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18],[21] | | 6% | [17],[18],[21] | | | 6% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 230,000 | | | | | |
| Ending balance | | $ 434,000 | [17],[18],[21] | | $ 434,000 | [17],[18],[21] | | | $ 230,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: Thunder Purchaser, Inc. (dba Vector Solutions), First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18],[21],[35] | | 5.75% | [17],[18],[21],[35] | | | 5.75% | [2],[3],[20],[23],[40] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23],[40] | | | | $ 3,779,000 | | | | | |
| Ending balance | | $ 3,879,000 | [17],[18],[21],[35] | | $ 3,879,000 | [17],[18],[21],[35] | | | $ 3,779,000 | [2],[3],[20],[23],[40] |
| Investment, Identifier [Axis]: Thunder Purchaser, Inc. (dba Vector Solutions), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.75% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 62,868,000 | | | | | |
| Ending balance | | $ 63,347,000 | [17],[18] | | $ 63,347,000 | [17],[18] | | | $ 62,868,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: Thunder Purchaser, Inc. (dba Vector Solutions), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18],[21] | | 5.75% | [17],[18],[21] | | | 5.75% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 1,239,000 | | | | | |
| Ending balance | | $ 3,206,000 | [17],[18],[21] | | 3,206,000 | [17],[18],[21] | | | $ 1,239,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Thunder Topco L.P. (dba Vector Solutions), Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | 3,783,000 | | | | | |
| Ending balance | | $ 3,922,000 | [30],[31],[32] | | $ 3,922,000 | [30],[31],[32] | | | $ 3,783,000 | [3],[27],[28] |
| Investment, Identifier [Axis]: Tivity Health, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[18] | | 6% | [17],[18] | | | 6% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 983,000 | | | | | |
| Ending balance | | $ 985,000 | [17],[18] | | $ 985,000 | [17],[18] | | | $ 983,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Troon Golf, L.L.C., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.75% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 280,236,000 | | | | | |
| Ending balance | | $ 237,724,000 | [17],[18] | | $ 237,724,000 | [17],[18] | | | $ 280,236,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Troon Golf, L.L.C., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.75% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ (108,000) | [17],[21],[34] | | $ (108,000) | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: USRP Holdings, Inc. (dba U.S. Retirement and Benefits Partners), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 37,922,000 | | | | | |
| Ending balance | | $ 38,115,000 | [17],[18] | | $ 38,115,000 | [17],[18] | | | $ 37,922,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: USRP Holdings, Inc. (dba U.S. Retirement and Benefits Partners), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[34] | | 5.75% | [17],[21],[34] | | | 5.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (85,000) | | | | | |
| Ending balance | | $ (42,000) | [17],[21],[34] | | $ (42,000) | [17],[21],[34] | | | $ (85,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Ultimate Baked Goods Midco, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[22] | | 6.25% | [17],[22] | | | 6.50% | [2],[3],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | $ 78,797,000 | | | | | |
| Ending balance | | $ 79,813,000 | [17],[22] | | $ 79,813,000 | [17],[22] | | | $ 78,797,000 | [2],[3],[33] |
| Investment, Identifier [Axis]: Ultimate Baked Goods Midco, LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.25% | [17],[21],[34] | | 6.25% | [17],[21],[34] | | | 6.50% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 2,312,000 | | | | | |
| Ending balance | | $ (124,000) | [17],[21],[34] | | $ (124,000) | [17],[21],[34] | | | $ 2,312,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Unified Women's Healthcare, LP, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[21],[35] | | 5.25% | [17],[21],[35] | | | 5.25% | [2],[3],[23],[40] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[35] | | $ 0 | [17],[21],[35] | | | $ 0 | [2],[3],[23],[40] |
| Investment, Identifier [Axis]: Unified Women's Healthcare, LP, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[22] | | 5.25% | [17],[22] | | | 5.25% | [2],[3],[36] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[36] | | | | $ 878,000 | | | | | |
| Ending balance | | $ 903,000 | [17],[22] | | $ 903,000 | [17],[22] | | | $ 878,000 | [2],[3],[36] |
| Investment, Identifier [Axis]: Unified Women's Healthcare, LP, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.25% | [17],[21],[34] | | 5.25% | [17],[21],[34] | | | 5.25% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ 0 | | | | | |
| Ending balance | | $ 0 | [17],[21],[34] | | 0 | [17],[21],[34] | | | $ 0 | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: VEPF Torreys Aggregator, LLC (dba MINDBODY, Inc.), Series A Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 6% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 22,319,000 | | | | | |
| Ending balance | | $ 22,992,000 | [31],[32],[46] | | $ 22,992,000 | [31],[32],[46] | | | $ 22,319,000 | [3],[28],[45] |
| Investment, Identifier [Axis]: Valence Surface Technologies LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.75% | [17],[18] | | 7.75% | [17],[18] | | | 7.75% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 102,459,000 | | | | | |
| Ending balance | | $ 105,743,000 | [17],[18] | | $ 105,743,000 | [17],[18] | | | $ 102,459,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Valence Surface Technologies LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7.75% | | | 7.75% | | | | 7.75% | [2],[3],[23],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[42] | | | | $ 8,316,000 | | | | | |
| Ending balance | | $ 8,584,000 | [17],[18],[21] | | $ 8,584,000 | [17],[18],[21] | | | $ 8,316,000 | [2],[3],[23],[42] |
| Investment, Identifier [Axis]: Velocity HoldCo III Inc. (dba VelocityEHS), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[18] | | 5.75% | [17],[18] | | | 5.75% | [2],[3],[4] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[4] | | | | $ 21,992,000 | | | | | |
| Ending balance | | $ 21,881,000 | [17],[18] | | $ 21,881,000 | [17],[18] | | | $ 21,992,000 | [2],[3],[4] |
| Investment, Identifier [Axis]: Velocity HoldCo III Inc. (dba VelocityEHS), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.75% | [17],[21],[22] | | 5.75% | [17],[21],[22] | | | 5.75% | [2],[3],[23],[33] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[33] | | | | $ 268,000 | | | | | |
| Ending balance | | $ 893,000 | [17],[21],[22] | | $ 893,000 | [17],[21],[22] | | | $ 268,000 | [2],[3],[23],[33] |
| Investment, Identifier [Axis]: Vermont Aus Pty Ltd, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18],[19] | | 5.50% | [17],[18],[19] | | | 5.50% | [2],[3],[5],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[5],[42] | | | | $ 968,000 | | | | | |
| Ending balance | | $ 973,000 | [17],[18],[19] | | 973,000 | [17],[18],[19] | | | $ 968,000 | [2],[3],[5],[42] |
| Investment, Identifier [Axis]: WMC Bidco, Inc. (dba West Monroe), Senior Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 11.25% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 17,230,000 | | | | | |
| Ending balance | | 18,925,000 | [31],[32],[46] | | 18,925,000 | [31],[32],[46] | | | $ 17,230,000 | [3],[28],[45] |
| Investment, Identifier [Axis]: WP Irving Co-Invest, L.P., Partnership Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[5],[27],[28] | | | | 1,250,000 | | | | | |
| Ending balance | | $ 1,304,000 | [17],[19],[30],[32] | | $ 1,304,000 | [17],[19],[30],[32] | | | $ 1,250,000 | [3],[5],[27],[28] |
| Investment, Identifier [Axis]: WU Holdco, Inc. (dba Weiman Products, LLC), First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18] | | 5.50% | [17],[18] | | | 5.50% | [2],[3],[20] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | $ 197,793,000 | | | | | |
| Ending balance | | $ 195,262,000 | [17],[18] | | $ 195,262,000 | [17],[18] | | | $ 197,793,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: WU Holdco, Inc. (dba Weiman Products, LLC), First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 5.50% | [17],[18],[21] | | 5.50% | [17],[18],[21] | | | 5.50% | [2],[3],[20],[23] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[23] | | | | $ 9,507,000 | | | | | |
| Ending balance | | $ 10,515,000 | [17],[18],[21] | | 10,515,000 | [17],[18],[21] | | | $ 9,507,000 | [2],[3],[20],[23] |
| Investment, Identifier [Axis]: Walker Edison Furniture Company LLC, First lien senior secured delayed draw term loan | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[21],[22],[29],[60] | 568,000 | | | 568,000 | | | | | |
| Investment, Identifier [Axis]: Walker Edison Furniture Company LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20],[61] | | | | | | | | 8.75% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20],[61] | | | | 43,963,000 | | | | | |
| Ending balance | | 21,673,000 | [17],[22],[29],[60] | | 21,673,000 | [17],[22],[29],[60] | | | $ 43,963,000 | [2],[3],[20],[61] |
| Investment, Identifier [Axis]: Walker Edison Furniture Company LLC, First lien senior secured revolving loan | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[22],[29],[60] | 11,241,000 | | | 11,241,000 | | | | | |
| Investment, Identifier [Axis]: Walker Edison Furniture Company, LLC | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | (1,075,000) | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 0 | | | | | |
| Gross Additions | [13] | | | | 56,042,000 | | | | | |
| Gross Reductions | [15] | | | | 0 | | | | | |
| Net change in unrealized gain (loss) | | | | | (1,075,000) | | | | | |
| Ending balance | | 54,967,000 | | | 54,967,000 | | | | $ 0 | |
| Interest income | | | | | 0 | | | | | |
| Dividend income | | | | | 0 | | | | | |
| Other income | | | | | 18,000 | | | | | |
| Investment, Identifier [Axis]: Walker Edison Holdco LLC, Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [17],[29],[30],[32] | 21,485,000 | | | 21,485,000 | | | | | |
| Investment, Identifier [Axis]: When I Work, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[20] | | | | | | | | 7% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[20] | | | | 5,096,000 | | | | | |
| Ending balance | | $ 5,290,000 | [17],[44] | | $ 5,290,000 | [17],[44] | | | $ 5,096,000 | [2],[3],[20] |
| Investment, Identifier [Axis]: When I Work, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6% | [17],[21],[34] | | 6% | [17],[21],[34] | | | 6% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (18,000) | | | | | |
| Ending balance | | $ (16,000) | [17],[21],[34] | | (16,000) | [17],[21],[34] | | | $ (18,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Windows Entities, LLC Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[71] | | | | 121,419,000 | | | | | |
| Ending balance | | 131,639,000 | [17],[32],[72] | | 131,639,000 | [17],[32],[72] | | | 121,419,000 | [3],[28],[71] |
| Investment, Identifier [Axis]: Wingspire Capital Holdings LLC | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Net change in unrealized gain (loss) | | | | | 8,999,000 | | | | 23,261,000 | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | | | | | 431,531,000 | | $ 242,163,000 | | 242,163,000 | |
| Gross Additions | | | | | 53,000,000 | [13] | | | 201,107,000 | [14] |
| Gross Reductions | | | | | (17,000,000) | [15] | | | (35,000,000) | [16] |
| Net change in unrealized gain (loss) | | | | | 8,999,000 | | | | 23,261,000 | |
| Ending balance | | 476,530,000 | | | 476,530,000 | | | | 431,531,000 | |
| Interest income | | | | | 0 | | | | 0 | |
| Dividend income | | | | | 18,000,000 | | | | 36,500,000 | |
| Other income | | | | | 0 | | | | 0 | |
| Investment, Identifier [Axis]: Wingspire Capital Holdings LLC, LLC Interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [21],[29],[32],[55] | $ 476,530,000 | | | 476,530,000 | | | | | |
| Investment, Identifier [Axis]: Wingspire Capital Holdings LLC, LLC interest | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [1],[23],[26],[28] | | | | $ 431,531,000 | | | | | |
| Ending balance | [1],[23],[26],[28] | | | | | | | | $ 431,531,000 | |
| Investment, Identifier [Axis]: Zendesk, Inc., First lien senior secured delayed draw term loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34],[35] | | 6.50% | [17],[21],[34],[35] | | | 6.50% | [2],[3],[23],[40],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[40],[43] | | | | $ (260,000) | | | | | |
| Ending balance | | $ (130,000) | [17],[21],[34],[35] | | $ (130,000) | [17],[21],[34],[35] | | | $ (260,000) | [2],[3],[23],[40],[43] |
| Investment, Identifier [Axis]: Zendesk, Inc., First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 7% | [18],[31] | | 7% | [18],[31] | | | 6.50% | [2],[3],[42] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[42] | | | | $ 67,674,000 | | | | | |
| Ending balance | | $ 68,791,000 | [17],[18] | | $ 68,791,000 | [17],[18] | | | $ 67,674,000 | [2],[3],[42] |
| Investment, Identifier [Axis]: Zendesk, Inc., First lien senior secured revolving loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | | 6.50% | [17],[21],[34] | | 6.50% | [17],[21],[34] | | | 6.50% | [2],[3],[23],[43] |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[23],[43] | | | | $ (179,000) | | | | | |
| Ending balance | | $ (125,000) | [17],[21],[34] | | (125,000) | [17],[21],[34] | | | $ (179,000) | [2],[3],[23],[43] |
| Investment, Identifier [Axis]: Zenith Energy U.S. Logistics Holdings, LLC, First lien senior secured loan | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [2],[3],[33] | | | | | | | | 5.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [2],[3],[33] | | | | 58,042,000 | | | | | |
| Ending balance | [2],[3],[33] | | | | | | | | $ 58,042,000 | |
| Investment, Identifier [Axis]: Zoro TopCo, Inc. (dba Zendesk, Inc.), Series A Preferred Stock | | | | | | | | | | |
| Schedule of Investments [Line Items] | | | | | | | | | | |
| Basis spread, variable rate | [3],[28],[45] | | | | | | | | 12.50% | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[28],[45] | | | | 9,220,000 | | | | | |
| Ending balance | [3],[28],[45] | | | | | | | | $ 9,220,000 | |
| Investment, Identifier [Axis]: Zoro TopCo, Inc., Class A Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [30],[31],[32] | 7,962,000 | | | 7,962,000 | | | | | |
| Investment, Identifier [Axis]: Zoro TopCo, Inc., Series A Preferred Stock | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Ending balance | [31],[32],[46] | $ 10,072,000 | | | 10,072,000 | | | | | |
| Investment, Identifier [Axis]: Zoro TopCo, L.P. (dba Zendesk, Inc.), Class A Common Units | | | | | | | | | | |
| Investments in and Advances to Affiliates, at Fair Value [Roll Forward] | | | | | | | | | | |
| Beginning balance | [3],[27],[28] | | | | $ 7,962,000 | | | | | |
| Ending balance | [3],[27],[28] | | | | | | | | $ 7,962,000 | |
| |
| [1]Investment is not pledged as collateral for the credit facilities.[2]Loan contains a variable rate structure and may be subject to an interest rate floor. Variable rate loans bear interest at a rate that may be determined by reference to either the London Interbank Offered Rate (“LIBOR” or “L”, which can include one-, three-, six- or twelve- month LIBOR), Secured Overnight Financing Rate ("SOFR" or "S," which can include one-, three- or six- month SOFR), Euro Interbank Offered Rate (“EURIBOR”), Great Britain Pound London Interbank Offered Rate (“GBPLIBOR” or “G”, which can include three- or six-month GBPLIBOR), SONIA ("SONIA” or "SA") or an alternate base rate (which can include the Federal Funds Effective Rate or the Prime Rate), at the borrower’s option, and which reset periodically based on the terms of the loan agreement.[3]Represents co-investment made with the Company’s affiliates in accordance with the terms of the exemptive relief that the Company received from the U.S. Securities and Exchange Commission. See Note 3 “Agreements and Related Party Transactions.”[4]The interest rate on these loans is subject to 6 month LIBOR, which as of December 31, 2022 was 5.14%.[5]This portfolio company is not a qualifying asset under Section 55(a) of the Investment Company Act of 1940, as amended (the “1940 Act”). Under the 1940 Act, the Company may not acquire any non-qualifying asset unless, at the time such acquisition is made, qualifying assets represent at least 70% of total assets. As of December 31, 2022, non-qualifying assets represented 13.5% of total assets as calculated in accordance with the regulatory requirements.[6]Certain portfolio company investments are subject to contractual restrictions on sales. Refer to footnote 28 for additional information on our restricted securities.[7]Unless otherwise indicated, all investments are considered Level 3 investments.[8]Unless otherwise indicated, the Company’s portfolio companies are pledged as collateral supporting the amounts outstanding under the Revolving Credit Facility, SPV Asset Facilities and CLOs. See Note 6 “Debt”.[9]Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category.[10]Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category.[11]Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities.[12]Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities.[13]Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category.[14]Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category.[15]Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities.[16]Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities.[17]Represents co-investment made with the Company’s affiliates in accordance with the terms of the exemptive relief that the Company received from the U.S. Securities and Exchange Commission. See Note 3 “Agreements and Related Party Transactions.”[18]The interest rate on these loans is subject to 3 month SOFR, which as of June 30, 2023 was 5.27%.[19]This portfolio company is not a qualifying asset under Section 55(a) of the Investment Company Act of 1940, as amended (the “1940 Act”). Under the 1940 Act, the Company may not acquire any non-qualifying asset unless, at the time such acquisition is made, qualifying assets represent at least 70% of total assets. As of June 30, 2023, non-qualifying assets represented 13.6% of total assets as calculated in accordance with the regulatory requirements.[20]The interest rate on these loans is subject to 3 month LIBOR, which as of December 31, 2022 was 4.77%.[21]Position or portion thereof is an unfunded loan or equity commitment. See Note 7 “Commitments and Contingencies”.[22]The interest rate on these loans is subject to 1 month SOFR, which as of June 30, 2023 was 5.14%.[23]Position or portion thereof is an unfunded loan or equity commitment. See Note 7 “Commitments and Contingencies”.[24]In connection with its investment in AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC and AAM Series 2.1 Aviation Feeder, LLC (collectively, “Amergin Assetco”) the Company made a minority investment in Amergin Asset Management, LLC which has entered into a Servicing Agreement with Amergin Assetco.[25]In connection with its investment in AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC and AAM Series 2.1 Aviation Feeder, LLC (collectively, “Amergin Assetco”) the Company made a minority investment in Amergin Asset Management, LLC which has entered into a Servicing Agreement with Amergin Assetco.[26]As defined in the 1940 Act, the Company is deemed to be both an “Affiliated Person” and has “Control” of this portfolio company as the Company owns more than 25% of the portfolio company’s outstanding voting securities or has the power to exercise control over management or policies of such portfolio company, including through a management agreement (“controlled affiliate”). The Company’s investment in controlled affiliates for the period ended December 31, 2022, were as follows: ($ in thousands) Fair value Gross Additions Gross Reductions(b) Change in Unrealized Gains (Losses) Fair value Interest Income Dividend Income Other Income Controlled Affiliates AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC (d) $ — $ 5 $ — $ (5) $ — $ — $ — $ — AAM Series 2.1 Aviation Feeder, LLC (d) — 1,574 — (6) 1,568 — — — Fifth Season Investments LLC (fka Chapford SMA Partnership, L.P.) — 89,680 — — 89,680 — 201 — ORCC Senior Loan Fund LLC (fka Sebago Lake LLC) (c) 247,061 118,125 (49,000) (27,205) 288,981 — 33,673 — PS Operating Company LLC (fka QC Supply, LLC) 19,495 2,979 (1,444) (669) 20,361 1,375 — 9 Swipe Acquisition Corporation (dba PLI) 108,061 4,284 (891) 50,226 161,680 6,831 6,673 680 Wingspire Capital Holdings LLC 242,163 201,107 (35,000) 23,261 431,531 — 36,500 — Total Controlled Affiliates $ 616,780 $ 417,754 $ (86,335) $ 45,602 $ 993,801 $ 8,206 $ 77,047 $ 689 ________________ (a) Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category. (b) Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities. (c) For further description of the Company's investment in ORCC Senior Loan Fund LLC (fka Sebago Lake LLC), see Note 4 "Investments." (d) In connection with its investment in AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC and AAM Series 2.1 Aviation Feeder, LLC (collectively, “Amergin Assetco”) the Company made a minority investment in Amergin Asset Management, LLC which has entered into a Servicing Agreement with Amergin Assetco. Portfolio Company Investment Acquisition Date AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC** LLC Interest July 1, 2022 AAM Series 2.1 Aviation Feeder, LLC** LLC Interest July 1, 2022 Amergin Asset Management, LLC Class A Units July 1, 2022 Accelerate topco Holdings, LLC Common Units September 1, 2022 ASP Conair Holdings LP Class A Units May 17, 2021 Associations Finance, Inc. Preferred Stock June 10, 2022 Windows Entities LLC Units January 16, 2020 BCTO WIW Holdings, Inc. (dba When I Work) Class A Common Stock November 2, 2021 BEHP Co-Investor II, L.P. LP Interest May 11, 2022 WP Irving Co-Invest, L.P. Partnership Units May 18, 2022 Blend Labs, Inc. Warrants July 2, 2021 Brooklyn Lender Co-Invest 2, L.P. (dba Boomi) Common Units October 1, 2021 CD&R Value Building Partners I, L.P. (dba Belron) LP Interest December 2, 2021 Fifth Season Investments LLC (fka Chapford SMA Partnership, L.P.)** Class A Units July 18, 2022 Denali Holding, LP (dba Summit Companies) Class A Units September 15, 2021 Dodge Construction Network Holdings, LP Class A-2 Common Units February 23, 2022 Dodge Construction Network Holdings, LP Series A Preferred Units February 23, 2022 Elliott Alto Co-Investor Aggregator L.P. LP Interest September 27, 2022 Picard Holdco, LLC Series A Preferred Stock September 30, 2022 Evology, LLC Class B Units January 24, 2022 Evolution Parent, LP (dba SIAA) LP Interest April 30, 2021 Gloves Holdings, LP (dba Protective Industrial Products) LP Interest December 29, 2020 GrowthCurve Capital Sunrise Co-Invest LP (dba Brightway) LP Interest December 16, 2021 Hercules Buyer, LLC (dba The Vincit Group) Common Units December 15, 2020 Hissho Sushi Holdings, LLC Class A units May 17, 2022 Insight CP (Blocker) Holdings, L.P. (dba CivicPlus, LLC) LP Interest June 8, 2022 Knockout Intermediate Holdings I Inc. (dba Kaseya) Perpetual Preferred Stock June 23, 2022 KOBHG Holdings, L.P. (dba OB Hospitalist) Class A Interests September 27, 2021 Maia Aggregator, LP Class A-2 Units February 1, 2022 H-Food Holdings, LLC LLC Interest November 23, 2018 LSI Financing 1 DAC** Preferred equity December 14, 2022 MessageBird Holding B.V. Extended Series C Warrants May 5, 2021 Metis HoldCo, Inc. (dba Mavis Tire Express Services) Series A Convertible Preferred Stock May 4, 2021 Minerva Holdco, Inc. Series A Preferred Stock February 15, 2022 KPCI Holdings, L.P. Class A Units November 30, 2020 Patriot Holdings SCSp (dba Corza Health, Inc.) Class B Units January 29, 2021 Patriot Holdings SCSp (dba Corza Health, Inc.) Class A Units January 29, 2021 PCF Holdco, LLC (dba PCF Insurance Services) Class A Units November 1, 2021 Project Alpine Co-Invest Fund, LP Interest June 10, 2022 Project Hotel California Co-Invest Fund, L.P. LP Interest August 9, 2022 PS Op Holdings LLC (fka QC Supply, LLC)** Class A Common Units December 21, 2021 Rhea Acquisition Holdings, LP Series A-2 Units February 18, 2022 Blue Owl Capital Corporation Senior Loan Fund LLC (fka ORCC Senior Loan Fund LLC)* LLC Interest June 20, 2017 Space Exploration Technologies Corp. Class A Common Stock March 25, 2021 Space Exploration Technologies Corp. Class C Common Stock March 25, 2021 Sunshine Software Holdings, Inc. (dba Cornerstone OnDemand) Series A Preferred Stock October 14, 2021 New PLI Holdings, LLC (dba PLI)** Class A Common Units December 23, 2020 Portfolio Company Investment Acquisition Date Thunder Topco L.P. (dba Vector Solutions) Common Units June 30, 2021 VEPF Torreys Aggregator, LLC (dba MINDBODY, Inc.) Series A Preferred Stock October 15, 2021 Wingspire Capital Holdings LLC** LLC Interest September 24, 2019 WMC Bidco, Inc. (dba West Monroe) Senior Preferred Stock November 9, 2021 Zoro TopCo, Inc. (dba Zendesk, Inc.) Series A Preferred Stock November 22, 2022 Zoro TopCo, L.P. (dba Zendesk, Inc.) Class A Common Units November 22, 2022 * Refer to Note 4 “Investments – ORCC Senior Loan Fund LLC,” for further information. ** Refer to Note 3 “Agreements and Related Party Transactions – Controlled/Affiliated Portfolio Companies”. ($ in thousands) Fair value Gross Additions Gross Reductions(b) Change in Unrealized Gains (Losses) Fair value Interest Income Dividend Income Other Income Controlled Affiliates AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC(d) $ — $ 6,115 $ (35) $ 36 $ 6,116 $ — $ — $ — AAM Series 2.1 Aviation Feeder, LLC(d) 1,568 17,376 — — 18,944 — — — Eagle Infrastructure Super LLC — 109,909 (2) (64) 109,843 2,976 — 2 Fifth Season Investments LLC (fka Chapford SMA Partnership, L.P.) 89,680 21,554 — — 111,234 — 1,360 — Blue Owl Capital Corporation Senior Loan Fund LLC (fka ORCC Senior Loan Fund LLC)(c) 288,981 75,250 (8,750) 8,947 364,428 — 20,659 — PS Operating Company LLC (fka QC Supply, LLC) 20,361 24 (168) (384) 19,833 963 — 3 Swipe Acquisition Corporation (dba PLI) 161,680 147 (890) (78) 160,859 4,288 2,669 555 Walker Edison Furniture Company, LLC — 56,042 — (1,075) 54,967 — — 18 Wingspire Capital Holdings LLC 431,531 53,000 (17,000) 8,999 476,530 — 18,000 — Total Controlled Affiliates $ 993,801 $ 339,417 $ (26,845) $ 16,381 $ 1,322,754 $ 8,227 $ 42,688 $ 578 ________________ (a) Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category. (b) Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities. (c) For further description of the Company's investment in Blue Owl Capital Corporation Senior Loan Fund (fka ORCC Senior Loan Fund), see Note 4 "Investments." (d) In connection with its investment in AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC and AAM Series 2.1 Aviation Feeder, LLC (collectively, “Amergin Assetco”) the Company made a minority investment in Amergin Asset Management, LLC which has entered into a Servicing Agreement with Amergin Assetco. Portfolio Company Investment Acquisition Date AAM Series 1.1 Rail and Domestic Intermodal Feeder, LLC** LLC Interest 7/1/2022 AAM Series 2.1 Aviation Feeder, LLC** LLC Interest 7/1/2022 Amergin Asset Management, LLC Class A Units 7/1/2022 Accelerate topco Holdings, LLC Common Units 9/1/2022 ASP Conair Holdings LP Class A Units 5/17/2021 Associations Finance, Inc. Preferred Stock 6/10/2022 Windows Entities LLC Units 1/16/2020 BCTO WIW Holdings, Inc. (dba When I Work) Class A Common Stock 11/2/2021 BEHP Co-Investor II, L.P. LP Interest 5/11/2022 WP Irving Co-Invest, L.P. Partnership Units 5/18/2022 Blend Labs, Inc. Warrants 7/2/2021 Brooklyn Lender Co-Invest 2, L.P. (dba Boomi) Common Units 10/1/2021 CD&R Value Building Partners I, L.P. (dba Belron) LP Interest 12/2/2021 Fifth Season Investments LLC (fka Chapford SMA Partnership, L.P.)** Class A Units 7/18/2022 Portfolio Company Investment Acquisition Date Denali Holding, LP (dba Summit Companies) Class A Units 9/15/2021 Dodge Construction Network Holdings, LP Class A-2 Common Units 2/23/2022 Dodge Construction Network Holdings, LP Series A Preferred Units 2/23/2022 Eagle Infrastructure Super LLC** Common Units 3/31/2023 Elliott Alto Co-Investor Aggregator L.P. LP Interest 9/27/2022 Picard Holdco, LLC Series A Preferred Stock 9/30/2022 Evology, LLC Class B Units 1/24/2022 Evolution Parent, LP (dba SIAA) LP Interest 4/30/2021 Gloves Holdings, LP (dba Protective Industrial Products) LP Interest 12/29/2020 GrowthCurve Capital Sunrise Co-Invest LP (dba Brightway) LP Interest 12/16/2021 Hercules Buyer, LLC (dba The Vincit Group) Common Units 12/15/2020 Hissho Sushi Holdings, LLC Class A units 5/17/2022 Insight CP (Blocker) Holdings, L.P. (dba CivicPlus, LLC) LP Interest 6/8/2022 Knockout Intermediate Holdings I Inc. (dba Kaseya) Perpetual Preferred Stock 6/23/2022 KOBHG Holdings, L.P. (dba OB Hospitalist) Class A Interests 9/27/2021 Maia Aggregator, LP Class A-2 Units 2/1/2022 H-Food Holdings, LLC LLC Interest 11/23/2018 LSI Financing 1 DAC** Preferred equity 12/14/2022 MessageBird Holding B.V. Extended Series C Warrants 5/5/2021 Metis HoldCo, Inc. (dba Mavis Tire Express Services) Series A Convertible Preferred Stock 5/4/2021 Minerva Holdco, Inc. Series A Preferred Stock 2/15/2022 KPCI Holdings, L.P. Class A Units 11/30/2020 Patriot Holdings SCSp (dba Corza Health, Inc.) Class B Units 1/29/2021 Patriot Holdings SCSp (dba Corza Health, Inc.) Class A Units 1/29/2021 PCF Holdco, LLC (dba PCF Insurance Services) Class A Units 11/1/2021 Project Alpine Co-Invest Fund, LP Interest 6/10/2022 Project Hotel California Co-Invest Fund, L.P. LP Interest 8/9/2022 PS Op Holdings LLC (fka QC Supply, LLC)** Class A Common Units 12/21/2021 Rhea Acquisition Holdings, LP Series A-2 Units 2/18/2022 Blue Owl Capital Corporation Senior Loan Fund LLC (fka ORCC Senior Loan Fund LLC)* LLC Interest 6/20/2017 Space Exploration Technologies Corp. Class A Common Stock 3/25/2021 Space Exploration Technologies Corp. Class C Common Stock 3/25/2021 Sunshine Software Holdings, Inc. (dba Cornerstone OnDemand) Series A Preferred Stock 10/14/2021 New PLI Holdings, LLC (dba PLI)** Class A Common Units 12/23/2020 Thunder Topco L.P. (dba Vector Solutions) Common Units 6/30/2021 VEPF Torreys Aggregator, LLC (dba MINDBODY, Inc.) Series A Preferred Stock 10/15/2021 Walker Edison Holdco LLC** Common Units 3/1/2023 Wingspire Capital Holdings LLC** LLC Interest 9/24/2019 WMC Bidco, Inc. (dba West Monroe) Senior Preferred Stock 11/9/2021 Zoro TopCo, L.P. Series A Preferred Stock 11/22/2022 Zoro TopCo, L.P. Class A Common Units 11/22/2022 * Refer to Note 4 “Investments – Blue Owl Capital Corporation Senior Loan Fund LLC,” for further information. ** Refer to Note 3 “Agreements and Related Party Transactions – Controlled/Affiliated Portfolio Companies”. ($ in thousands) Fair value Gross Additions Gross Reductions(b) Change in Unrealized Gains (Losses) Fair value Interest Income Dividend Income Other Income LSI Financing 1 DAC — 6,224 — (49) 6,175 — — — Total Non-Controlled Affiliates $ — $ 6,224 $ — $ (49) $ 6,175 $ — $ — $ — ________________ (a) Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category. (b) Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities. ($ in thousands) Fair value Gross Additions Gross Reductions(b) Change in Unrealized Gains (Losses) Fair value Interest Income Dividend Income Other Income LSI Financing 1 DAC 6,175 15,045 (1,589) (5) 19,626 — 177 — Total Non-Controlled Affiliates $ 6,175 $ 15,045 $ (1,589) $ (5) $ 19,626 $ — $ 177 $ — ________________ (a) Gross additions may include increases in the cost basis of investments resulting from new investments, amounts related to payment-in-kind (“PIK”) interest capitalized and added to the principal balance of the respective loans, the accretion of discounts, the exchange of one or more existing investments for one or more new investments and the movement at fair value of an existing portfolio company into this controlled affiliated category from a different category. (b) Gross reductions may include decreases in the cost basis of investments resulting from principal collections related to investment repayments and sales, return of capital, the amortization of premiums and the exchange of one or more existing securities for one or more new securities. | |
