Goodwill And Other Intangible Assets (Schedule Of Intangible Assets With Estimable Useful Lives) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 19,273	$ 53,457
Accumulated Amortization	(8,694)	(41,823)
Valuation allowance	0	0
Finite-Lived Intangible Assets, Net, Total	10,579	11,634
Core Deposit Premium [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	5,550	31,270
Accumulated Amortization	(5,092)	(30,565)
Valuation allowance	0	0
Finite-Lived Intangible Assets, Net, Total	458	705
Mortgage Servicing Rights
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	13,723	22,187
Accumulated Amortization	(3,602)	(11,258)
Valuation allowance	0	0
Finite-Lived Intangible Assets, Net, Total	$ 10,121	$ 10,929