Allowance for Credit Losses (Schedule Of Newly Restructured Loans) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total troubled debt restructurings, net of deferred fees and costs	$ 2,541	$ 9,314	$ 4,278	$ 15,016
Commercial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total troubled debt restructurings, net of deferred fees and costs	0	8,508	0	8,508
Residential
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total troubled debt restructurings, net of deferred fees and costs	2,532	756	4,242	6,434
Consumer & Other
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total troubled debt restructurings, net of deferred fees and costs	$ 9	$ 50	$ 36	$ 74