Fair Value of Financial Instruments - Schedule of Valuation for Level 3 Liabilities (Details) - Consolidated SLST - VIE, Primary Beneficiary - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||
| Balance at beginning of period | $ 1,006,919 | $ 811,591 |
| Total losses/(gains) (realized/unrealized) | ||
| Included in earnings | $ (4,866) | $ 8,637 |
| Fair Value Recurring Basis Unobservable Input Reconciliation Liability Gain Loss Statement Of Income Extensible List Not Disclosed Flag | Included in earnings | Included in earnings |
| Paydowns | $ (18,336) | $ (14,955) |
| Balance at the end of period | $ 983,717 | $ 805,273 |