Mortgage Servicing Rights - Summary of Activity of Mortgage Servicing Rights (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
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| Servicing Asset [Abstract] | ||||
| Balance - beginning of period | $ 336,687 | $ 399,535 | $ 418,402 | $ 511,852 |
| MSRs originated | 96,510 | 61,416 | 219,605 | 109,321 |
| Changes in fair value | ||||
| Due to collection/realization of cash flows | (31,540) | (27,907) | (85,270) | (57,395) |
| Due to changes in valuation model inputs or assumptions | (9,466) | (63,061) | (160,546) | (193,795) |
| Balance - end of period | $ 392,191 | $ 369,983 | $ 392,191 | $ 369,983 |
| X | ||||||||||
- Definition Servicing asset at fair value, changes in fair value resulting from collection or realization of cash flows. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of additions from purchases, assumption or transfer to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in fair value from changes in the inputs, assumptions, or model used to calculate the fair value of the contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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