Secured Financings - Schedule of Secured Financings (Details) $ in Thousands, £ in Millions |
3 Months Ended | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Mar. 31, 2026
USD ($)
|
Mar. 31, 2026
GBP (£)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2025
GBP (£)
|
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| Line of Credit Facility [Line Items] | ||||||||||||||||||||
| Debt Facility, Weighted Average Interest Rate | 6.23% | 6.23% | 6.68% | 6.68% | ||||||||||||||||
| Debt Facility, Maximum Facility Size | $ 1,548,405 | $ 1,552,125 | ||||||||||||||||||
| Debt Facility, Available Capacity | 330,033 | 473,648 | ||||||||||||||||||
| Debt Facility, Debt Amount Outstanding | 1,218,372 | [1] | 1,078,477 | |||||||||||||||||
| Debt Facility, Carrying Value of Debt | 1,217,277 | 1,077,803 | ||||||||||||||||||
| Debt Facility, Fair Value of Collateral | $ 1,570,361 | $ 1,392,131 | ||||||||||||||||||
| Citibank Repurchase Agreement [Member] | ||||||||||||||||||||
| Line of Credit Facility [Line Items] | ||||||||||||||||||||
| Debt Facility, Weighted Average Interest Rate | 5.17% | [2] | 5.17% | [2] | 5.64% | [3] | 5.64% | [3] | ||||||||||||
| Debt Facility, Maximum Facility Size | $ 600,000 | $ 600,000 | ||||||||||||||||||
| Debt Facility, Available Capacity | 90,894 | 206,094 | ||||||||||||||||||
| Debt Facility, Debt Amount Outstanding | 509,106 | 393,906 | ||||||||||||||||||
| Debt Facility, Carrying Value of Debt | 508,466 | 393,819 | ||||||||||||||||||
| Debt Facility, Fair Value of Collateral | $ 653,436 | $ 508,891 | ||||||||||||||||||
| Debt Facility, Current Maturity Date | Jun. 21, 2026 | |||||||||||||||||||
| Debt Instrument Maximum Maturity Date | [4],[5] | Jun. 21, 2029 | ||||||||||||||||||
| MS International Repurchase Agreement [Member] | ||||||||||||||||||||
| Line of Credit Facility [Line Items] | ||||||||||||||||||||
| Debt Facility, Weighted Average Interest Rate | 5.54% | [2],[5] | 5.54% | [2],[5] | 6.06% | [3],[6] | 6.06% | [3],[6] | ||||||||||||
| Debt Facility, Maximum Facility Size | $ 198,405 | [5] | £ 150.0 | $ 202,125 | [6] | £ 150.0 | ||||||||||||||
| Debt Facility, Available Capacity | 41,294 | [5] | 42,036 | [6] | ||||||||||||||||
| Debt Facility, Debt Amount Outstanding | 157,111 | [5] | 160,089 | [6] | ||||||||||||||||
| Debt Facility, Carrying Value of Debt | 157,110 | [5] | 160,084 | [6] | ||||||||||||||||
| Debt Facility, Fair Value of Collateral | $ 196,389 | [5] | $ 200,091 | [6] | ||||||||||||||||
| Debt Facility, Current Maturity Date | [5] | Feb. 15, 2029 | ||||||||||||||||||
| Debt Instrument Maximum Maturity Date | [4],[5] | Feb. 15, 2029 | ||||||||||||||||||
| WF Repurchase Agreement [Member] | ||||||||||||||||||||
| Line of Credit Facility [Line Items] | ||||||||||||||||||||
| Debt Facility, Weighted Average Interest Rate | 5.27% | [2] | 5.27% | [2] | 5.60% | [3] | 5.60% | [3] | ||||||||||||
| Debt Facility, Maximum Facility Size | $ 500,000 | $ 500,000 | ||||||||||||||||||
| Debt Facility, Available Capacity | 135,305 | 164,978 | ||||||||||||||||||
| Debt Facility, Debt Amount Outstanding | 364,695 | 335,022 | ||||||||||||||||||
| Debt Facility, Carrying Value of Debt | 364,310 | 334,557 | ||||||||||||||||||
| Debt Facility, Fair Value of Collateral | $ 462,288 | $ 425,902 | ||||||||||||||||||
| Debt Facility, Current Maturity Date | Nov. 14, 2027 | |||||||||||||||||||
| Debt Instrument Maximum Maturity Date | [4],[5] | Nov. 14, 2030 | ||||||||||||||||||
| MS US Repurchase Agreement [Member] | ||||||||||||||||||||
| Line of Credit Facility [Line Items] | ||||||||||||||||||||
| Debt Facility, Weighted Average Interest Rate | 5.30% | [2] | 5.30% | [2] | 5.79% | [3] | 5.79% | [3] | ||||||||||||
| Debt Facility, Maximum Facility Size | $ 250,000 | $ 250,000 | ||||||||||||||||||
| Debt Facility, Available Capacity | 62,540 | 60,540 | ||||||||||||||||||
| Debt Facility, Debt Amount Outstanding | 187,460 | 189,460 | ||||||||||||||||||
| Debt Facility, Carrying Value of Debt | 187,391 | 189,343 | ||||||||||||||||||
| Debt Facility, Fair Value of Collateral | $ 258,248 | $ 257,247 | ||||||||||||||||||
| Debt Facility, Current Maturity Date | Jul. 25, 2027 | |||||||||||||||||||
| Debt Instrument Maximum Maturity Date | [4],[5] | Jul. 25, 2028 | ||||||||||||||||||
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