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Fair Value of Financial Instruments - Schedule of Valuation for Level 3 Liabilities (Details) - Consolidated SLST - VIE, Primary Beneficiary - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at beginning of period | $ 811,591 | $ 593,737
Total gains (realized/unrealized) |  |
Included in earnings | 8,637 | 1,396
Paydowns | (14,955) | (12,506)
Balance at the end of period | $ 805,273 | $ 582,627
Fair Value Recurring Basis Unobservable Input Reconciliation Liability Gain Loss Statement Of Income Extensible List Not Disclosed Flag | Included in earnings | Included in earnings

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