Securitized Debt and Securitized Debt at Fair Value - Summary of Effective Interest Rate of Securitized Debt and Securitized Debt at Fair Value (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Debt Instrument [Line Items]
Average outstanding unpaid principal balance	$ 3,602,754	$ 2,973,388
Effective interest rate	5.68%	5.16%
Securitized Debt
Debt Instrument [Line Items]
Interest expense - portfolio related	$ 102,355	$ 76,737