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Real Estate Owned - Atlanta Hotel (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2023
Real Estate [Line Items] |  |  |  |  |  |
Write-offs, specific CECL allowance, funded |  | $ 0 |  |  |  | $ 81,890
Real estate owned, held for investment, net | [1] | 627,099 |  |  |  | 519,498
Real estate owned, accumulated depreciation |  | 16,254 |  |  |  | 10,404
Total net revenue |  | 1,100 | $ (1,900) |  |  |
Hotel Through a Died-in-Lieu Foreclosure |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |
Financing receivable, loan specific, realized gain (loss) on writeoff |  |  | 4,800 |  |  |
Residential-for-Sale - Manhattan, NY |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |
Write-offs, specific CECL allowance, funded |  |  |  | $ 7,000 | $ 7,000 |
Hotel - Atlanta, GA |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |
Real estate investment property, net |  | 72,100 | $ 75,000 |  |  | 75,400
Total net revenue |  | (1,800) |  |  |  |
Depreciation |  | 3,600 |  |  |  |
Hotel - Atlanta, GA | Building |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |
Real estate owned, held for investment, net |  | 47,000 |  |  |  | 49,400
Real estate owned, accumulated depreciation |  | 3,100 |  |  |  | 800
Hotel - Atlanta, GA | Furniture Fixtures and Equipment |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |
Real estate owned, held for investment, net |  | 7,000 |  |  |  | 8,000
Real estate owned, accumulated depreciation |  | $ 1,700 |  |  |  | $ 400
[1] | Includes $154,048 pledged as collateral under secured debt arrangements in 2024 and 2023.

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