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v3.23.2

Use of Special Purpose Entities and Variable Interest Entities - Loan Securitization Transaction (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2023 | Dec. 31, 2022
Variable Interest Entity [Line Items] |  |  |
Weighted average fixed rate for Senior Bonds issued | 3.96% | 3.96% | 3.70%
Asset-backed Securities, Securitized Loans and Receivables |  |  |
Variable Interest Entity [Line Items] |  |  |
Aggregate unpaid principal balance of residential whole loans sold | $ 7,119,527 | $ 7,119,527 | $ 6,079,749
Outstanding amount of Senior Bonds, at carrying value | 845,796 | 845,796 | 922,220
Outstanding amount of Senior Bonds, at fair value | 3,123,478 | 3,123,478 | 2,435,370
Outstanding amount of Senior Bonds, total | $ 3,969,274 | $ 3,969,274 | $ 3,357,590
Weighted average fixed rate for Senior Bonds issued | 3.85% | 3.85% | 3.38%
Weighted average contractual maturity of Senior Bonds |  | 37 years | 38 years
Cash received |  | $ 6,103,771 | $ 5,286,305
Debt issuance cost | $ 2,000 | 2,000 | 2,900
Senior Notes |  |  |
Variable Interest Entity [Line Items] |  |  |
Cash received | 308,800 | 832,000 |
Senior Notes | Asset-backed Securities, Securitized Loans and Receivables |  |  |
Variable Interest Entity [Line Items] |  |  |
Debt instrument, face amount | 6,165,095 | 6,165,095 | 5,333,090
Proceeds from Senior bond sold with Step up feature |  | $ 2,600,000 | 1,900
Senior Notes | Asset-backed Securities, Securitized Loans and Receivables | Minimum |  |  |
Variable Interest Entity [Line Items] |  |  |
Debt instrument, basis spread on variable rate |  | 1.00% |
Debt instrument, coupon step-up period |  | 24 months |
Senior Notes | Asset-backed Securities, Securitized Loans and Receivables | Median |  |  |
Variable Interest Entity [Line Items] |  |  |
Debt instrument, basis spread on variable rate |  | 2.00% |
Senior Notes | Asset-backed Securities, Securitized Loans and Receivables | Maximum |  |  |
Variable Interest Entity [Line Items] |  |  |
Debt instrument, basis spread on variable rate |  | 3.00% |
Debt instrument, coupon step-up period |  | 48 months |
Senior Support Certificates | Asset-backed Securities, Securitized Loans and Receivables |  |  |
Variable Interest Entity [Line Items] |  |  |
Debt instrument, face amount | $ 919,974 | $ 919,974 | $ 715,640

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