Securitized Debt and Securitized Debt at Fair Value - Summary of Securitized Debt and Securitized Debt at Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Securitization or Asset-Backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]
Securitized debt, net	$ 2,228,941	$ 2,418,811
Securitized debt at fair value	1,509,952	877,417
Total securitized debt	3,738,893	3,296,228
Securitized Debt
Securitization or Asset-Backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]
Securitized debt, net	2,263,958	2,458,439
Securitized debt at fair value	1,507,381	876,704
Total securitized debt	3,771,339	3,335,143
Valuation Adjustments on FVO Securitized Debt
Securitization or Asset-Backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]
Securitized debt at fair value	15,964	9,002
Total securitized debt	15,964	9,002
Valuation at Issuance on FVO Securitized Debt
Securitization or Asset-Backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]
Securitized debt at fair value	(13,393)	(8,289)
Total securitized debt	(13,393)	(8,289)
Deferred Issuance Costs and Discounts
Securitization or Asset-Backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]
Securitized debt, net	(35,017)	(39,628)
Total securitized debt	$ (35,017)	$ (39,628)