| Schedule of Long-term debt |
Our long-term debt is summarized below (in thousands): | | | | | | | | | | | | | Dec. 31, | | 2022 | | 2021 | | Borrowings under revolving credit facility expiring August 2024 | $ | — | | $ | 166,000 | | | | | Unsecured notes bearing fixed rate interest at 4.75% due March 2026 | 550,000 | | 550,000 | Unsecured notes bearing fixed rate interest at 7.75% due June 2027 | 200,000 | | 200,000 | Unsecured notes bearing fixed rate interest at 7.25% due September 2027 | 240,000 | | 240,000 | Unsecured notes bearing fixed rate interest at 4.625% due March 2028 | 1,000,000 | | 1,000,000 | Unsecured notes bearing fixed rate interest at 5.00% due September 2029 | 1,100,000 | | 1,100,000 | | Total principal long-term debt | 3,090,000 | | 3,256,000 | | Debt issuance costs | (26,911) | | (31,378) | | Unamortized premiums and discounts, net | 6,227 | | 7,348 | | Total long-term debt | $ | 3,069,316 | | $ | 3,231,970 | | | | | | | | | |
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| Schedule of Annual Maturities of Long-Term Debt |
The following schedule discloses annual maturities of the principal amount of total debt due (in thousands): | | | | | | Repayment schedule of principal long-term debt as of Dec. 31, 2022 | | | 2023 | $ | — | | | 2024 | — | | | 2025 | — | | | 2026 | 550,000 | | | 2027 | 440,000 | | | Thereafter | 2,100,000 | | | Total | $ | 3,090,000 | |
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