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Mortgage Servicing - Summary of Activity Related to Fair Value Servicing Assets (Footnotes) (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Feb. 20, 2020 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Servicing Assets at Fair Value [Line Items] |  |  |  |
Servicing transfers and adjustments |  | $ 265,845 | $ 7,309 | $ 5,880
NRZ |  |  |  |
Servicing Assets at Fair Value [Line Items] |  |  |  |
Servicing transfers and adjustments | $ 263,700 |  |  |

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- Definition Amount of increase (decrease) in fair value from changes classified as other for a contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(5) -URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746 + Details
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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. + References No definition available. + Details
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- Details
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