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Residential Whole Loans - Vintage Information Regarding Residential Whole Loans (Details) - Residential whole loan - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Business purpose loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | $ 4,017,444 | $ 3,996,292
Business purpose loans | Multifamily transitional loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 1,155,198 | 1,168,297
Business purpose loans | Single-family rental loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 1,643,690 | 1,634,796
Non-QM loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 3,995,591 | 3,805,577
Legacy RPL/NPL loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 1,133,056 | 1,204,095
Other loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 53,416 | 55,779
Estimated Fair Value |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2024 | 1,001,104 |
2023 | 2,291,526 |
2022 | 1,797,885 |
2021 | 1,981,047 |
2020 | 9,446 |
Prior | 691,599 |
Total | 7,772,607 |
Estimated Fair Value | Business purpose loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 3,860,116 | 3,788,612
Estimated Fair Value | Business purpose loans | Single-family transitional loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2024 | 317,005 |
2023 | 618,208 |
2022 | 224,974 |
2021 | 29,773 |
2020 | 398 |
Prior | 341 |
Total | 1,190,699 |
Estimated Fair Value | Business purpose loans | Multifamily transitional loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2024 | 94,417 |
2023 | 548,950 |
2022 | 365,969 |
2021 | 145,862 |
2020 | 0 |
Prior | 0 |
Total | 1,155,198 | 1,168,297
Estimated Fair Value | Business purpose loans | Single-family rental loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2024 | 185,993 |
2023 | 360,847 |
2022 | 573,014 |
2021 | 385,268 |
2020 | 8,820 |
Prior | 277 |
Total | 1,514,219 | 1,462,583
Estimated Fair Value | Non-QM loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2024 | 403,689 |
2023 | 763,521 |
2022 | 633,928 |
2021 | 1,366,728 |
2020 | 228 |
Prior | 35,751 |
Total | 3,203,845 | 2,961,693
Estimated Fair Value | Legacy RPL/NPL loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2024 | 0 |
2023 | 0 |
2022 | 0 |
2021 | 0 |
2020 | 0 |
Prior | 655,230 |
Total | 655,230 | 705,424
Estimated Fair Value | Other loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2024 | 0 |
2023 | 0 |
2022 | 0 |
2021 | 53,416 |
2020 | 0 |
Prior | 0 |
Total | $ 53,416 | $ 55,779

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