Goodwill And Other Intangible Assets (Schedule Of Changes In Carrying Amount Of Goodwill And Net Other Intangible Assets) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Goodwill and Intangible Assets [Roll Forward]
Goodwill, Acquired During Period			$ 7,500
Amortization	$ 353	$ 501	709	$ 1,100
Goodwill
Goodwill and Intangible Assets [Roll Forward]
Balance January 1			138,921
Goodwill, Acquired During Period			7,450
Originations			0
Amortization			0
Balance June 30, 2023	146,371		146,371
Easement
Goodwill and Intangible Assets [Roll Forward]
Balance January 1			3,600
Goodwill, Acquired During Period			0
Originations			0
Amortization			0
Balance June 30, 2023	3,600		3,600
Core Deposit Premium
Goodwill and Intangible Assets [Roll Forward]
Balance January 1			705
Goodwill, Acquired During Period			0
Originations			0
Amortization			(132)
Balance June 30, 2023	573		573
Mortgage Servicing Rights
Goodwill and Intangible Assets [Roll Forward]
Balance January 1			10,929
Goodwill, Acquired During Period			0
Originations			141
Amortization			(577)
Balance June 30, 2023	$ 10,493		$ 10,493