Loans And Allowance For Credit Losses (Outstanding Balance Of Loans Classified As Trouble Debt Restructurings) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	$ 142,380	$ 64,887
Balance 90 days past due at any time during previous 12 months	1,315
Commercial Portfolio Segment [Member] | Business
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	15,955
Balance 90 days past due at any time during previous 12 months	0
Commercial Portfolio Segment [Member] | Real estate - construction and land
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	10,100
Balance 90 days past due at any time during previous 12 months	0
Commercial Portfolio Segment [Member] | Real estate - business
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	105,350
Balance 90 days past due at any time during previous 12 months	0
Personal Banking Portfolio Segment [Member] | Real estate - personal
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	2,964
Balance 90 days past due at any time during previous 12 months	661
Personal Banking Portfolio Segment [Member] | Consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	20
Balance 90 days past due at any time during previous 12 months	0
Personal Banking Portfolio Segment [Member] | Revolving Home Equity [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	2,499
Balance 90 days past due at any time during previous 12 months	267
Personal Banking Portfolio Segment [Member] | Consumer credit card
Financing Receivable, Troubled Debt Restructuring [Line Items]
Troubled Debt Restructurings	5,492
Balance 90 days past due at any time during previous 12 months	$ 387