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Residential Whole Loans - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2024 USD ($) loan | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Sep. 30, 2024 USD ($) loan | Dec. 31, 2023 USD ($) loan
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total Residential whole loans | [1],[2] | $ 9,027,371 |  |  | $ 9,027,371 | $ 9,041,292
Interest income |  | $ 2,900 |  |  | 9,200 |
Average increase in weighted life |  | 51 months |  |  |  |
Loan carrying value |  | $ 100 |  |  | 100 |
Term Extension |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Number of loan modifications | loan |  | 1 |  |  |  | 3
Average increase in weighted life |  |  |  |  |  | 43 months
Term Extension from Previous 12 Months |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loan carrying value |  | $ 300 |  |  | $ 300 |
90 or more | Term Extension from Previous 12 Months |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Number of loan modifications | loan |  |  |  |  | 2 |
Nonperforming |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Interest income |  | 1,900 |  |  | $ 1,900 |
Without Associated Credit Losses |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Financing receivable, nonaccrual |  | 42,900 |  |  | 42,900 | $ 51,600
Residential whole loan |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total Residential whole loans |  | 9,027,371 |  |  | 9,027,371 | 9,041,292
Financing receivable, sale |  | 235,600 | $ 12,400 |  |  |
Gain (loss) on sale of receivables |  | 5,900 | 400 |  |  |
Reversal of previously recorded unrealized losses or gains |  | (5,800) | (200) |  |  |
Gain from sale of loans |  | 100 | $ 200 |  |  |
Financing receivable, nonaccrual |  | 618,200 |  |  | 618,200 | 624,100
Residential whole loan | Non-QM and Single-Family Rental Loans |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Financing receivable, sale |  |  |  | $ 171,000 |  |
Gain (loss) on sale of receivables |  |  |  | (21,700) |  |
Reversal of previously recorded unrealized losses or gains |  |  |  | 23,700 |  |
Gain from sale of loans |  |  |  | $ 2,000 |  |
Residential whole loan | Non-QM loans |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total Residential whole loans |  | $ 4,171,055 |  |  | $ 4,171,055 | $ 3,700,052
[1] | Includes approximately $6.3 billion and $5.7 billion of Residential whole loans transferred to consolidated variable interest entities (“VIEs”) at September 30, 2024 and December 31, 2023, respectively. Such assets can be used only to settle the obligations of each respective VIE.
[2] | See Note 6 for information regarding the Company’s pledged assets.

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