Mortgage Servicing Rights ("MSRs") (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Servicing Asset at Fair Value, Amount [Roll Forward]
Fair value at beginning of the period	$ 201,044	$ 224,470	$ 192,456	$ 230,225
Additions from loans sold with servicing retained	8,223	8,720	13,602	13,827
Servicing rights sold	0	(30,170)	0	(30,170)
Estimate of changes in fair value due to:
Payoffs, paydowns and repurchases	(5,534)	(5,043)	(9,920)	(8,952)
Changes in valuation inputs or assumptions	877	2,715	8,472	(4,238)
Fair value at end of the period	204,610	200,692	204,610	200,692
Unpaid principal balance of mortgage loans serviced for others	$ 12,211,027	$ 11,752,223	$ 12,211,027	$ 11,752,223

This is the sum of principal amount outstanding for both securitized and unsecuritized loans of all types.

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- Definition

Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Decrease in servicing assets subsequently measured at fair value resulting from conveyance of servicing rights to unrelated parties.

+ References

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Amount of increase (decrease) from changes in fair value 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

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Servicing Assets At Fair Value, Additions From Loans Sold With Servicing Retained

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No definition available.

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