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Principles of Consolidation - Additional Information (Details) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2022 USD ($) partnership entity | Dec. 31, 2021 USD ($)
Variable Interest Entity [Line Items] |  |
Number of partnerships consolidated | partnership | 2 |
VIE, ownership interest rate (as a percent) | 80.00% |
Mortgage servicing rights | $ 239,552 | $ 310,953
Loans for sale at fair value that were acquired | $ 222,000 |
Variable Interest Entity, Primary Beneficiary |  |
Variable Interest Entity [Line Items] |  |
Number of partnerships consolidated | partnership | 2 |
Variable Interest Entity, Not Primary Beneficiary |  |
Variable Interest Entity [Line Items] |  |
Number of securitization entities to which asset transferred (in entities) | entity | 46 |
Number of entities called | entity | 3 |
Unpaid principal balance of loans purchased | $ 102,000 |
Gain related to called security | $ 300 |

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