Loans And Allowance For Credit Losses (Amortized Cost Basis of Loans to Borrowers with Financial Difficulty with a Payment Default) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	$ 17,736	$ 1,213	$ 19,180	$ 1,469
Extended Maturity
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	14,872	0	14,872	0
Payment Deferral
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	2,600	802	3,728	1,007
Interest Rate Below Market Reduction
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	264	254	560	304
Interest/Fees Forgiven
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	157	20	158
Commercial Portfolio Segment [Member] | Business Loan [Member]
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	14,872	0	14,872	0
Commercial Portfolio Segment [Member] | Business Loan [Member] | Extended Maturity
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	14,872	0	14,872	0
Commercial Portfolio Segment [Member] | Business Loan [Member] | Payment Deferral
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Commercial Portfolio Segment [Member] | Business Loan [Member] | Interest Rate Below Market Reduction
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Commercial Portfolio Segment [Member] | Business Loan [Member] | Interest/Fees Forgiven
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Personal Real Estate Loan [Member]
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	2,600	802	3,728	1,007
Personal Banking Portfolio Segment [Member] | Personal Real Estate Loan [Member] | Extended Maturity
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Personal Real Estate Loan [Member] | Payment Deferral
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	2,600	802	3,728	1,007
Personal Banking Portfolio Segment [Member] | Personal Real Estate Loan [Member] | Interest Rate Below Market Reduction
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Personal Real Estate Loan [Member] | Interest/Fees Forgiven
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Consumer Loan [Member]
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	13	19	24	30
Personal Banking Portfolio Segment [Member] | Consumer Loan [Member] | Extended Maturity
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Consumer Loan [Member] | Payment Deferral
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Consumer Loan [Member] | Interest Rate Below Market Reduction
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	13	19	24	30
Personal Banking Portfolio Segment [Member] | Consumer Loan [Member] | Interest/Fees Forgiven
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Credit Card Receivable [Member]
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	251	392	556	432
Personal Banking Portfolio Segment [Member] | Credit Card Receivable [Member] | Extended Maturity
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Credit Card Receivable [Member] | Payment Deferral
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	0	0	0	0
Personal Banking Portfolio Segment [Member] | Credit Card Receivable [Member] | Interest Rate Below Market Reduction
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	251	235	536	274
Personal Banking Portfolio Segment [Member] | Credit Card Receivable [Member] | Interest/Fees Forgiven
Financing Receivable, Modified, Subsequent Default [Line Items]
Financing Receivable, Modified, Subsequent Default	$ 0	$ 157	$ 20	$ 158