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Residential Whole Loans - LTV on Loans (Details) - Financial Asset, Equal to or Greater than 60 Days Past Due - Residential whole loan $ in Thousands | Jun. 30, 2024 USD ($) | Dec. 31, 2023 USD ($)
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | $ 565,319 | $ 572,799
UPB | 624,463 | 621,641
Business purpose loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | 192,531 | 179,431
UPB | 222,632 | 200,506
Business purpose loans | Single-family transitional loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | 97,537 | 93,960
UPB | $ 105,766 | $ 99,341
LTV (as a percent) | 0.87 | 0.66
Business purpose loans | Multifamily transitional loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | $ 46,377 | $ 19,812
UPB | $ 54,102 | $ 20,595
LTV (as a percent) | 0.69 | 0.63
Business purpose loans | Single-family rental loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | $ 48,617 | $ 65,659
UPB | $ 62,764 | $ 80,570
LTV (as a percent) | 1.12 | 1.09
Non-QM loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | $ 122,663 | $ 102,252
UPB | $ 125,918 | $ 104,454
LTV (as a percent) | 0.62 | 0.64
Legacy RPL/NPL loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | $ 250,125 | $ 290,928
UPB | $ 275,913 | $ 316,453
LTV (as a percent) | 0.64 | 0.69
Other loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Carrying Value / Fair Value | $ 0 | $ 188
UPB | $ 0 | $ 228
LTV (as a percent) | 0 | 0.73

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