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v3.25.1

Fair Value of Financial Instruments - Summary of Reconciliation of Changes for All Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - Significant Unobservable Inputs (Level 3) - Recurring - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | $ 3,613,959 | $ 3,185,103
Net realized gains (losses) | (725) | 917
Net change in unrealized appreciation (depreciation) | (32,252) | 1,539
Purchases | 435,189 | 502,158
Sales | (749) | (16,063)
Repayments | (148,147) | (174,035)
Gross Transfers into Level 3 | 17,316 | 0
Gross Transfers out of Level 3 | 12,222 | 0
Ending balance | 3,872,369 | 3,499,619
Accounts payable and accrued liabilities |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | (1,012) |
Net change in unrealized appreciation (depreciation) | 358 |
Purchases | 44 |
Sales | (362) |
Ending balance | (972) |
Preferred Stock |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 53,802 | 53,038
Net change in unrealized appreciation (depreciation) | (3,953) | (2,326)
Purchases | 2,813 | 1,597
Ending balance | 52,662 | 52,309
Common Stock |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 44,593 | 41,790
Net realized gains (losses) | (670) |
Net change in unrealized appreciation (depreciation) | (2,014) | (1,752)
Purchases | 0 |
Sales | (331) |
Gross Transfers into Level 3 | 17,316 |
Ending balance | 58,894 | 40,038
Warrants |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 21,823 | 22,088
Net realized gains (losses) | (63) | 904
Net change in unrealized appreciation (depreciation) | (1,527) | (2,113)
Purchases | 352 | 1,232
Sales | 0 | (2,829)
Ending balance | 20,585 | 19,282
Senior Secured Debt |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 3,419,044 | 2,987,577
Net realized gains (losses) | (48) |
Net change in unrealized appreciation (depreciation) | (25,181) | (104)
Purchases | 428,830 | 498,787
Repayments | (148,147) | (174,035)
Gross Transfers out of Level 3 | 0 |
Ending balance | 3,674,498 | 3,312,225
Unsecured Debt |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 75,557 | 69,722
Net change in unrealized appreciation (depreciation) | 65 | 481
Purchases | 1,336 | 542
Gross Transfers out of Level 3 | (12,222) |
Ending balance | 64,736 | 70,745
Escrow and Other Investment Receivables |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | 152 | 10,888
Net realized gains (losses) | 56 | 13
Net change in unrealized appreciation (depreciation) |  | 7,353
Purchases | 1,814 |
Sales | (56) | (13,234)
Ending balance | $ 1,966 | $ 5,020

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