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Borrowings - Schedule of Interest Expense, Deferred Financing Costs, Average Outstanding Balance, and Average Stated Interest Rate (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Debt Instrument [Line Items] |  |  |
Interest expense | $ 5,725 | $ 6,332 |
Deferred financing costs | $ 273 | 308 |
Average stated interest rate | 6.90% |  | 7.00%
4.875% Notes due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Interest expense | $ 1,316 | 1,316 |
Amortization of original issue discount | 124 | 117 |
Deferred financing costs | 66 | 63 |
Total interest and financing expenses | 1,506 | 1,496 |
Average outstanding balance | $ 108,000 | $ 108,000 |
Average stated interest rate | 4.88% | 4.88% |
2018-2 Secured Notes |  |  |
Debt Instrument [Line Items] |  |  |
Interest expense | $ 2,201 | $ 2,976 |
Amortization of original issue discount |  | 44 |
Total interest and financing expenses | 2,201 | 3,020 |
Average outstanding balance | $ 110,516 | $ 175,260 |
Average stated interest rate | 7.90% | 6.80% |
Revolving Credit Facilities |  |  |
Debt Instrument [Line Items] |  |  |
Interest expense | $ 1,935 | $ 1,733 |
Deferred financing costs | 83 | 83 |
Total interest and financing expenses | 2,018 | 1,816 |
Average outstanding balance | $ 92,000 | $ 79,578 |
Average stated interest rate | 8.13% | 7.36% |

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