Loans And The Allowance For Credit Losses (Schedule Of Allowance For Loan Losses According To Portfolio Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	$ 19,438
Allowance for credit losses: Provision (Credit)	18	$ 2,739	$ (1,513)
Allowance for credit losses: Ending balance	22,114	19,438
Allowance for credit losses: Total	22,114	19,438
Unaccreted yield adjustments	863	552
Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	19,438	18,438
Allowance for credit losses: Charge-offs	(198)	(1,871)
Allowance for credit losses: Recoveries	121	132
Allowance for credit losses: Provision (Credit)	18	2,739
Allowance for credit losses: Ending balance	22,114	19,438	18,438
Allowance for credit losses: Individually evaluated for impairment	755	356
Allowance for credit losses: Collectively evaluated for impairment	21,359	19,082
Allowance for credit losses: Total	22,114	19,438	18,438
Loans: Loans acquired with deteriorated credit quality		687
Loans: Individually evaluated for impairment	30,820	25,810
Loans: Collectively evaluated for impairment	1,690,989	1,646,424
Total	1,721,809	1,672,921
Commercial And Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Charge-offs	(7)
Total	223,100	250,069
Commercial And Industrial [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	4,980	3,309
Allowance for credit losses: Charge-offs	(7)	(1,546)
Allowance for credit losses: Recoveries	83	114
Allowance for credit losses: Provision (Credit)	(139)	3,103
Allowance for credit losses: Ending balance	5,241	4,980	3,309
Allowance for credit losses: Individually evaluated for impairment	36
Allowance for credit losses: Collectively evaluated for impairment	5,205	4,980
Allowance for credit losses: Total	5,241	4,980	3,309
Loans: Individually evaluated for impairment	1,869	2,697
Loans: Collectively evaluated for impairment	221,231	247,372
Total	223,100	250,069
Commercial Real Estate Mortgages [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	11,595	12,367
Allowance for credit losses: Provision (Credit)	(192)	(772)
Allowance for credit losses: Ending balance	12,548	11,595	12,367
Allowance for credit losses: Individually evaluated for impairment	719	251
Allowance for credit losses: Collectively evaluated for impairment	11,829	11,344
Allowance for credit losses: Total	12,548	11,595	12,367
Loans: Individually evaluated for impairment	23,044	18,144
Loans: Collectively evaluated for impairment	946,144	877,973
Total	969,188	896,117
Consumer And Other Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Charge-offs	(165)
Total	1,066	572
Consumer And Other Loans [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	153	54
Allowance for credit losses: Charge-offs	(165)	(170)
Allowance for credit losses: Recoveries	26	18
Allowance for credit losses: Provision (Credit)	141	251
Allowance for credit losses: Ending balance	8	153	54
Allowance for credit losses: Collectively evaluated for impairment	8	153
Allowance for credit losses: Total	8	153	54
Loans: Collectively evaluated for impairment	1,066	572
Total	1,066	572
Residential Mortgages [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Charge-offs	(1)
Residential Mortgages [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	2,102	2,127
Allowance for credit losses: Charge-offs	(1)	(125)
Allowance for credit losses: Recoveries	7
Allowance for credit losses: Provision (Credit)	157	100
Allowance for credit losses: Ending balance	3,883	2,102	2,127
Allowance for credit losses: Individually evaluated for impairment		28
Allowance for credit losses: Collectively evaluated for impairment	3,883	2,074
Allowance for credit losses: Total	3,883	2,102	2,127
Loans: Loans acquired with deteriorated credit quality		687
Loans: Individually evaluated for impairment	5,146	4,020
Loans: Collectively evaluated for impairment	441,897	439,042
Total	447,043	443,749
Home Equities [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Charge-offs	(25)
Home Equities [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	608	581
Allowance for credit losses: Charge-offs	(25)	(30)
Allowance for credit losses: Recoveries	5
Allowance for credit losses: Provision (Credit)	51	57
Allowance for credit losses: Ending balance	434	608	581
Allowance for credit losses: Individually evaluated for impairment		77
Allowance for credit losses: Collectively evaluated for impairment	434	531
Allowance for credit losses: Total	434	608	$ 581
Loans: Individually evaluated for impairment	761	949
Loans: Collectively evaluated for impairment	80,651	81,465
Total	81,412	82,414
Cumulative Effect, Period of Adoption, Adjustment [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	2,735
Allowance for credit losses: Ending balance		2,735
Allowance for credit losses: Total		2,735
Cumulative Effect, Period of Adoption, Adjustment [Member] | Commercial And Industrial [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	324
Allowance for credit losses: Ending balance		324
Allowance for credit losses: Total		324
Cumulative Effect, Period of Adoption, Adjustment [Member] | Commercial Real Estate Mortgages [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	1,145
Allowance for credit losses: Ending balance		1,145
Allowance for credit losses: Total		1,145
Cumulative Effect, Period of Adoption, Adjustment [Member] | Consumer And Other Loans [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	(147)
Allowance for credit losses: Ending balance		(147)
Allowance for credit losses: Total		(147)
Cumulative Effect, Period of Adoption, Adjustment [Member] | Residential Mortgages [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	1,618
Allowance for credit losses: Ending balance		1,618
Allowance for credit losses: Total		1,618
Cumulative Effect, Period of Adoption, Adjustment [Member] | Home Equities [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	(205)
Allowance for credit losses: Ending balance		(205)
Allowance for credit losses: Total		(205)
Cumulative Effect, Period of Adoption, Adjusted Balance [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	22,173
Allowance for credit losses: Ending balance		22,173
Allowance for credit losses: Total		22,173
Cumulative Effect, Period of Adoption, Adjusted Balance [Member] | Commercial And Industrial [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	5,304
Allowance for credit losses: Ending balance		5,304
Allowance for credit losses: Total		5,304
Cumulative Effect, Period of Adoption, Adjusted Balance [Member] | Commercial Real Estate Mortgages [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	12,740
Allowance for credit losses: Ending balance		12,740
Allowance for credit losses: Total		12,740
Cumulative Effect, Period of Adoption, Adjusted Balance [Member] | Consumer And Other Loans [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	6
Allowance for credit losses: Ending balance		6
Allowance for credit losses: Total		6
Cumulative Effect, Period of Adoption, Adjusted Balance [Member] | Residential Mortgages [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	3,720
Allowance for credit losses: Ending balance		3,720
Allowance for credit losses: Total		3,720
Cumulative Effect, Period of Adoption, Adjusted Balance [Member] | Home Equities [Member] | Total Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for credit losses: Beginning balance	$ 403
Allowance for credit losses: Ending balance		403
Allowance for credit losses: Total		$ 403