Securitized Debt - Maturities of Long-Term Debt (Details) - Variable Interest Entities, Primary Beneficiary - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Securitized debt
Debt Instrument [Line Items]
Within One Year	$ 1,288,028	$ 1,405,503
One to Three Years	2,091,147	2,302,421
Three to Five Years	1,937,868	1,738,678
Greater Than Five Years	2,253,020	2,942,234
Total	7,570,063	8,388,836
Securitized Loans | Non-Agency RMBS
Debt Instrument [Line Items]
Within One Year	0	251
One to Three Years	13	326
Three to Five Years	0	0
Greater Than Five Years	13	67
Total	$ 26	$ 644