The following table summarizes our availability under the Revolving Facility, in thousands:
| | | | | | |
| | As of |
| | June 30, 2023 | | December 31, 2022 |
Revolving facility | | $ | 500,000 | | $ | 500,000 |
Less: standby letters of credit | | | (67,539) | | | (67,689) |
Availability under revolving facility | | $ | 432,461 | | $ | 432,311 |
We are required to pay commitment fees to the Lenders in respect of any unutilized commitments. The commitment fees range from 0.15 percent to 0.275 percent per annum, depending on our Secured Leverage Ratio. We must also pay customary fees on outstanding letters of credit.
3.625% Senior Notes
The 3.625% Senior Notes are $400.0 million senior unsecured obligations and bear interest at 3.625% per year, payable semiannually in arrears on March 15 and September 15, beginning on September 15, 2021. The 3.625% Senior Notes mature on March 15, 2029, unless redeemed early or repurchased. If we undergo a change in control, we must make an offer to repurchase all of the 3.625% Senior Notes then outstanding at a repurchase price equal to 101% of their aggregate principal amount, plus accrued and unpaid interest (if any) to, but not including, the repurchase date.
The Company may redeem the 3.625% Senior Notes, in whole or in part, at any time on or after March 15, 2024 at the redemption prices specified in the notes. The Company may also redeem all or part of the 3.625% Senior Notes at any time prior to March 15, 2024 at a redemption price equal to 100% of the principal amount of the notes to be redeemed, plus the Applicable Premium (as defined in the notes), as of, and accrued and unpaid interest to, the redemption date. Additionally, the Company may redeem up to 40% of the aggregate principal amount of the 3.625% Senior Notes prior to March 15, 2024 with the net cash proceeds of certain sales of its capital stock at 103.625% of the principal amount of the notes, plus accrued and unpaid interest, if any, to the date of redemption only if, after the redemption, at least 60% of the aggregate principal amount of the 3.625% Senior Notes originally issued remains outstanding.
4.125% Senior Notes
The 4.125% Senior Notes are $500.0 million senior unsecured obligations and bear interest at 4.125% per year, payable semiannually in arrears on February 15 and August 15, beginning on August 15, 2022. The 4.125% Senior Notes mature on February 15, 2032, unless redeemed early or repurchased. If we undergo a change in control, we must make an offer to repurchase all of the 4.125% Senior Notes then outstanding at a repurchase price equal to 101% of their aggregate principal amount, plus accrued and unpaid interest (if any) to, but not including, the repurchase date.
The Company may redeem the 4.125% Senior Notes, in whole or in part, at any time on or after October 15, 2026 at the redemption prices specified in the notes plus accrued and unpaid interest if redeemed during the 12 month period commencing on October 15 of the years set for: 2026 – 102.063%, 2027 – 101.375%, 2028 – 100.688%, 2029 and thereafter – 100.000%. The Company may also redeem a make-whole redemption of the 4.125% Senior Notes at any time prior to October 15, 2026 at the treasury rate plus 50 basis points. Additionally, the Company may redeem up to 40% of the aggregate principal amount of the 4.125% Senior Notes prior to October 15, 2024 with the net cash proceeds of certain sales of its capital stock at 104.125% of the principal amount of the notes, plus accrued and unpaid interest, if any, to the date of redemption only if, after the redemption, at least 60% of the aggregate principal amount of the notes originally issued remains outstanding.
Equipment Notes
We did not issue equipment notes during the six months ended June 30, 2023. The company has issued $41.6 million of equipment notes for the purpose of financing the purchase of vehicles and equipment. The Company’s equipment notes each have a five year term maturing in 2023 and 2024 and bear interest at fixed rates between 2.8% and 4.4%.