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Mortgage Servicing Rights - Discount Rate and Prepayment Speeds at Two Different Data Points (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Discount Rate |  |
100 BPS Adverse Change | $ (282,637) | $ (295,754)
200 BPS Adverse Change | (539,918) | (565,704)
Prepayment Speeds |  |
10% Adverse Change | (171,374) | (171,297)
20% Adverse Change | $ (334,669) | $ (334,664)

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- Definition Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor, Servicing Assets Or Liabilities, Impact Of 100 Basis Point Adverse Change In Discount Rate + References No definition available. + Details
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- Definition Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor, Servicing Assets Or Liabilities, Impact Of 200 Basis Point Adverse Change In Discount Rate + References No definition available. + Details
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- Definition The hypothetical financial impact of a 10 percent adverse change of prepayment speed on the fair value of transferor's interests in transferred financial assets (including any servicing assets or servicing liabilities) as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719 + Details
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- Definition The hypothetical financial impact of a 20 percent adverse change of prepayment speed on the fair value of transferor's interests in transferred financial assets (including any servicing assets or servicing liabilities) as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719 + Details
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