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Multi-family Loans, at Fair Value - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |
Unrealized (losses) gains, net | $ (2.7) | $ 1.0 | $ (1.5)
Loan premiums and early redemption | $ 1.0 | $ 2.5 | $ 1.1

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- Definition Loan Premiums, Loans and Preferred Equity and Mezzanine Loans, Early Redemption + References No definition available. + Details
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- Definition Unrealized Gain (Loss) Loans and Preferred Equity and Mezzanine Loans + References No definition available. + Details
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