Fair Value Measurements - Schedule of Fair Value Measurements of Secured Financings, at Fair Value (Details) - USD ($) $ in Thousands |
7 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Fair Value Disclosures [Abstract] | |||
| Beginning balance | $ 0 | $ (619,787) | $ (120,196) |
| Borrowings under secured financings | (120,500) | (682,394) | (653,704) |
| Repayments under secured financings | 237,018 | 152,750 | |
| Unrealized gain on secured financings, at fair value | 304 | (1,179) | 1,532 |
| Foreign currency translation | (11,461) | (169) | |
| Ending balance | $ (120,196) | $ (1,077,803) | $ (619,787) |