Goodwill And Other Intangible Assets (Schedule Of Changes In Carrying Amount Of Goodwill And Net Other Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Goodwill [Roll Forward]
Amortization	$ 1,300	$ 1,300	$ 1,400
Goodwill [Member]
Goodwill [Roll Forward]
Balance, beginning	146,539	146,539
Originations	0	0
Amortization	0	0
Balance, ending	146,539	146,539	146,539
Easement
Goodwill [Roll Forward]
Balance, beginning	3,600	3,600
Originations	0	0
Amortization	0	0
Balance, ending	3,600	3,600	3,600
Core Deposit Premium [Member]
Goodwill [Roll Forward]
Balance, beginning	264	458
Originations	0	0
Amortization	(141)	(194)
Balance, ending	123	264	458
Mortgage Servicing Rights [Member]
Goodwill [Roll Forward]
Balance, beginning	9,768	10,121
Originations	953	762
Amortization	(1,133)	(1,115)
Balance, ending	$ 9,588	$ 9,768	$ 10,121