Gladstone Capital (GLAD) 8-K17 Aug 23Entry into a Material Definitive AgreementFinancial data

Company Profile

Cover

Cover	Aug. 17, 2023
Document Information [Line Items]
Entity Registrant Name	GLADSTONE CAPITAL CORP
Amendment Flag	false
Entity Central Index Key	0001143513
Document Type	8-K
Document Period End Date	Aug. 17, 2023
Entity Incorporation State Country Code	MD
Securities Act File Number	814-00237
Entity Tax Identification Number	54-2040781
Entity Address, Address Line One	1521 Westbranch Drive
Entity Address, Address Line Two	Suite 100
Entity Address, City or Town	McLean
Entity Address, State or Province	VA
Entity Address, Postal Zip Code	22102
City Area Code	703
Local Phone Number	287-5800
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Common Stock, $0.001 par value per share
No Trading Symbol Flag	true
Security Exchange Name	NASDAQ
Entity Emerging Growth Company	false

N-2

N-2	Aug. 17, 2023 USD ($)
Cover [Abstract]
Entity Central Index Key	0001143513
Amendment Flag	false
Securities Act File Number	814-00237
Document Type	8-K
Entity Registrant Name	GLADSTONE CAPITAL CORP
Entity Address, Address Line One	1521 Westbranch Drive
Entity Address, Address Line Two	Suite 100
Entity Address, City or Town	McLean
Entity Address, State or Province	VA
Entity Address, Postal Zip Code	22102
City Area Code	703
Local Phone Number	287-5800
Entity Emerging Growth Company	false
Capital Stock, Long-Term Debt, and Other Securities [Abstract]
Long Term Debt, Title [Text Block]	7.75% Notes due 2028
Long Term Debt, Principal	$ 57,000,000
Long Term Debt, Structuring [Text Block]	The Notes will mature on September 1, 2028, unless previously redeemed or repurchased in accordance with their terms. The interest rate of the Notes is 7.75% per year, and interest on the Notes will be paid on March 1, June 1, September 1 and December 1 of each year, beginning on December 1, 2023.The Notes may be redeemed in whole or in part at any time or from time to time at the Company’s option on or after September 1, 2025, upon not less than 30 days nor more than 60 days written notice by mail prior to the date fixed for redemption thereof, at a redemption price of 100% of the outstanding principal amount of the Notes to be redeemed plus accrued and unpaid interest payments otherwise payable for the then-current quarterly interest period accrued to, but not including, the date fixed for redemption.
Long Term Debt, Dividends and Covenants [Text Block]	The Indenture contains certain covenants, including covenants requiring the Company to comply with Section 18(a)(1)(A) as modified by Section 61(a)(2) of the Investment Company Act of 1940, as amended (the “Investment Company Act”), or any successor provisions, to comply with Section 18(a)(1)(B) as modified by Section 61(a)(2) of the Investment Company Act, or any successor provisions but giving effect to any no-action no-action
Long Term Debt, Issuance and Substitution [Text Block]	The Indenture contains certain covenants, including covenants requiring the Company to comply with Section 18(a)(1)(A) as modified by Section 61(a)(2) of the Investment Company Act of 1940, as amended (the “Investment Company Act”), or any successor provisions, to comply with Section 18(a)(1)(B) as modified by Section 61(a)(2) of the Investment Company Act, or any successor provisions but giving effect to any no-action no-action