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Collateralized Debt Obligations - Summary of Debt (Details) - Secured debt - Collateralized debt obligations - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Face amount	$ 2,197,606	$ 1,500,378
Collateralized debt obligations	2,102,717	1,522,221
Consolidated SLST
Debt Instrument [Line Items]
Face amount	699,408	814,256
Collateralized debt obligations	$ 634,495	$ 839,419
Weighted average interest rate (as a percent)	2.75%	2.75%
Residential loan securitizations
Debt Instrument [Line Items]
Face amount	$ 1,498,198	$ 686,122
Collateralized debt obligations	$ 1,468,222	$ 682,802
Weighted average interest rate (as a percent)	3.54%	2.43%

X

- Definition

Face (par) amount of debt instrument at time of issuance.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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