Mortgage Servicing Rights, at Fair Value - Summary of Servicing Portfolio and its Activities (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2023 |
Dec. 31, 2024 |
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| Servicing Assets at Fair Value [Line Items] | ||
| Servicing rights | $ 1,056,660 | $ 0 |
| Weighted average interest rate | 3.71% | |
| Fannie Mae/Freddie Mac | ||
| Servicing Assets at Fair Value [Line Items] | ||
| Servicing rights | $ 124,435 | 0 |
| Ginnie Mae | ||
| Servicing Assets at Fair Value [Line Items] | ||
| Servicing rights | 285 | 0 |
| Private investors | ||
| Servicing Assets at Fair Value [Line Items] | ||
| Servicing rights | $ 931,940 | $ 0 |
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- Definition Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Discount rate used to estimate the fair value of servicing assets and servicing liabilities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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