Loans and Allowance for Loan and Lease Losses (Allowance And Recorded Investment In Financing Receivables) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	$ 13,591	$ 10,014	$ 13,382	$ 9,515
Charge-offs	(39)	(12)	(905)	(70)
Recoveries	14	15	89	22
Provisions (credits)	1,150	1,050	2,150	1,600
Allowance for Loan Losses, Ending balance	14,716	11,067	14,716	11,067
Allowance for loan losses: Ending balance: individually evaluated for impairment	1,394	243	1,394	243	$ 807
Allowance for loan losses: Ending balance: collectively evaluated for impairment	13,322	10,824	13,322	10,824	12,575
Loans receivables, Ending balance	2,495,192	2,445,765	2,495,192	2,445,765	2,384,041
Loans receivables: Ending balance: individually evaluated for impairment	7,012	12,452	7,012	12,452	13,768
Loans Receivable: Ending balance: collectively evaluated for impairment	2,486,510	2,431,528	2,486,510	2,431,528	2,368,531
Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance	1,670	1,785	1,670	1,785	1,742
Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	528	448	507	442
Recoveries		1		1
Provisions (credits)	60	68	81	74
Allowance for Loan Losses, Ending balance	588	517	588	517
Allowance for loan losses: Ending balance: collectively evaluated for impairment	588	517	588	517	507
Loans receivables, Ending balance	77,272	68,165	77,272	68,165	74,224
Loans receivables: Ending balance: individually evaluated for impairment	2,339	2,406	2,339	2,406	2,365
Loans Receivable: Ending balance: collectively evaluated for impairment	74,933	65,758	74,933	65,758	71,859
Home Equity [Member] \| Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance		1		1
Commercial Portfolio [Member] \| Commercial and Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	2,988	2,427	3,066	2,341
Charge-offs		(1)	(859)	(45)
Recoveries	1	2	1	2
Provisions (credits)	176	358	957	488
Allowance for Loan Losses, Ending balance	3,165	2,786	3,165	2,786
Allowance for loan losses: Ending balance: individually evaluated for impairment	62	53	62	53	533
Allowance for loan losses: Ending balance: collectively evaluated for impairment	3,103	2,733	3,103	2,733	2,533
Loans receivables, Ending balance	783,106	929,390	783,106	929,390	752,354
Loans receivables: Ending balance: individually evaluated for impairment	218	1,210	218	1,210	1,452
Loans Receivable: Ending balance: collectively evaluated for impairment	782,888	928,180	782,888	928,180	750,902
Commercial Portfolio [Member] \| Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	8,944	6,630	8,655	6,259
Recoveries	10		66	1
Provisions (credits)	1,023	611	1,256	981
Allowance for Loan Losses, Ending balance	9,977	7,241	9,977	7,241
Allowance for loan losses: Ending balance: individually evaluated for impairment	1,332	190	1,332	190	274
Allowance for loan losses: Ending balance: collectively evaluated for impairment	8,645	7,051	8,645	7,051	8,381
Loans receivables, Ending balance	1,147,089	998,673	1,147,089	998,673	1,099,656
Loans receivables: Ending balance: individually evaluated for impairment	3,673	8,028	3,673	8,028	9,102
Loans Receivable: Ending balance: collectively evaluated for impairment	1,142,035	989,215	1,142,035	989,215	1,089,135
Commercial Portfolio [Member] \| Commercial Real Estate [Member] \| Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance	1,381	1,430	1,381	1,430	1,419
Commercial Portfolio [Member] \| Commercial Real Estate - Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	122	57	134	51
Charge-offs	(23)	(7)	(23)	(7)
Recoveries		2		2
Provisions (credits)	31	13	19	19
Allowance for Loan Losses, Ending balance	130	65	130	65
Allowance for loan losses: Ending balance: collectively evaluated for impairment	130	65	130	65	134
Loans receivables, Ending balance	282,776	224,357	282,776	224,357	248,913
Loans receivables: Ending balance: individually evaluated for impairment	23	32	23	32	31
Loans Receivable: Ending balance: collectively evaluated for impairment	282,753	224,325	282,753	224,325	248,882
Residential Portfolio [Member] \| Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	438	436	429	417
Charge-offs	(7)		(11)
Recoveries	1		11	3
Provisions (credits)	67	(9)	70	7
Allowance for Loan Losses, Ending balance	499	427	499	427
Allowance for loan losses: Ending balance: collectively evaluated for impairment	499	427	499	427	429
Loans receivables, Ending balance	196,691	218,352	196,691	218,352	201,841
Loans receivables: Ending balance: individually evaluated for impairment	759	776	759	776	818
Loans Receivable: Ending balance: collectively evaluated for impairment	195,643	217,222	195,643	217,222	200,700
Residential Portfolio [Member] \| Financial Asset Acquired with Credit Deterioration [Member] \| Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance	289	354	289	354	323
Consumer Portfolio [Member] \| Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	1	2	1	2
Charge-offs	(9)	(4)	(12)	(18)
Recoveries	2	10	11	13
Provisions (credits)	8	(6)	2	5
Allowance for Loan Losses, Ending balance	2	2	2	2
Allowance for loan losses: Ending balance: collectively evaluated for impairment	2	2	2	2	1
Loans receivables, Ending balance	8,258	6,828	8,258	6,828	7,053
Loans Receivable: Ending balance: collectively evaluated for impairment	8,258	6,828	8,258	6,828	7,053
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	570	14	590	3
Provisions (credits)	(215)	15	(235)	26
Allowance for Loan Losses, Ending balance	355	29	355	29
Allowance for loan losses: Ending balance: collectively evaluated for impairment	$ 355	$ 29	$ 355	$ 29	$ 590

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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