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Equity Investments, at Fair Value - Schedule of Income (Loss) From Investments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Schedule of Equity Method Investments [Line Items] |  |
Unrealized (losses) gains | $ (39,390) | $ 32,851
Equity Method Investments |  |
Schedule of Equity Method Investments [Line Items] |  |
Change in fair value, gain (loss) | 3,603 | 5,951
Equity Method Investments | Single-Family Equity Ownership Interests |  |
Schedule of Equity Method Investments [Line Items] |  |
Change in fair value, gain (loss) | (1,689) | (2,500)
Equity Method Investments | Joint venture equity investments in multi-family properties |  |
Schedule of Equity Method Investments [Line Items] |  |
Change in fair value, gain (loss) | (4,050) | 1,060
Constructive Loans, LLC | Equity Method Investments | Single-Family Equity Ownership Interests |  |
Schedule of Equity Method Investments [Line Items] |  |
Change in fair value, gain (loss) | (1,689) | (2,500)
Unrealized (losses) gains | (2,200) | (3,200)
GWR Cedars Partners, LLC | Equity Method Investments | Joint venture equity investments in multi-family properties |  |
Schedule of Equity Method Investments [Line Items] |  |
Change in fair value, gain (loss) | (1,620) | 413
GWR Gateway Partners, LLC | Equity Method Investments | Joint venture equity investments in multi-family properties |  |
Schedule of Equity Method Investments [Line Items] |  |
Change in fair value, gain (loss) | (2,430) | 647
Headlands Asset Management Fund III (Cayman), LP (Headlands Flagship Opportunity Fund Series I) | Equity Method Investments | Joint venture equity investments in multi-family properties |  |
Schedule of Equity Method Investments [Line Items] |  |
Unrealized (losses) gains | $ (4,100) | $ 1,100

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