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Mortgage Servicing Rights - Discount Rate and Prepayment Speeds at Two Different Data Points (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Discount Rate
Discount Rate, 100 BPS Adverse Change	$ (281,487)	$ (232,658)
Discount Rate, 200 BPS Adverse Change	(529,914)	(435,181)
Prepayment Speeds
Prepayment Speeds, 10% Adverse Change	(218,374)	(198,153)
Prepayment Speeds, 20% Adverse Change	$ (416,199)	$ (372,018)

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Discount Rate

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- Definition

Prepayment Speeds

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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.

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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.

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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 http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719

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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 http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719

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