Goodwill And Other Intangible Assets (Summary Of Core Deposit Intangibles) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Gross carrying amount	$ 29,462	$ 21,190
Accumulated amortization	(16,796)	(14,397)
Total	12,666	6,793
Finite-lived Intangible Assets Acquired	8,272	0
Finite-lived Intangible Assets [Roll Forward]
Beginning balance	6,793	8,179
Amortization expense	(2,399)	(1,386)
Ending balance	$ 12,666	$ 6,793