Residential Mortgage Servicing Rights (Schedule Of Changes In Mortgage Servicing Rights) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Servicing Asset at Fair Value, Amount [Roll Forward]
Balance, beginning of period	$ 109,243	$ 185,017	$ 123,615
Additions for new MSR capitalized	6,452	5,347	24,137
Sale of MSR assets	$ 0	57,305	0
Servicing Asset, Fair Value, Change in Fair Value, Other, Statement of Income or Comprehensive Income [Extensible Enumeration]	Residential mortgage banking revenue, net
Changes due to collection/realization of expected cash flows over time	$ (12,566)	(17,694)	(20,272)
Changes due to valuation inputs or assumptions	5,229	(6,122)	57,537
Balance, end of period	$ 108,358	$ 109,243	$ 185,017

The value of new servicing assets, subsequently measured at fair value, acquired or created during the current period through purchases or from transfers of financial assets.

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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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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.

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Indicates line item in statement of income or comprehensive income that includes increase (decrease) in fair value classified as other for contract to service financial asset under which benefit of servicing is expected to more than adequately compensate servicer.

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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.

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