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Loans Held for Sale - Summary of Activity in Balance of Loans Held for Sale, at Fair Value (Footnote) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Increase (decrease) in fair value of loans held for sale | $ (6,700) | $ (7,800) | $ (7,200) |
Loans held for sale, at fair value | 366,364 | $ 208,752 | $ 176,525 | $ 214,262
Repurchased Ginnie Mae Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans held for sale, at fair value | $ 51,100 |  |  |

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- Definition The increase (decrease) during the period in book value of long-lived assets that the reporting entity plans to sell within one year (or one business cycle). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables. + References No definition available. + Details
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- Details
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