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Collateralized Debt Obligations - Schedule of Debt (Details) - Collateralized Debt Obligations - Secured Debt - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Outstanding Face Amount	$ 2,068,218	$ 2,197,606
Carrying Value	1,986,800	2,102,717
Consolidated SLST
Debt Instrument [Line Items]
Outstanding Face Amount	677,836	699,408
Carrying Value	$ 617,168	$ 634,495
Weighted average interest rate	2.75%	2.75%
Residential loan securitizations
Debt Instrument [Line Items]
Outstanding Face Amount	$ 1,390,382	$ 1,498,198
Carrying Value	$ 1,369,632	$ 1,468,222
Weighted average interest rate	3.59%	3.54%

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

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