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, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	$ 10,014	$ 8,502	$ 9,515	$ 8,397
Charge-offs	(12)	(263)	(70)	(304)
Recoveries	15	67	22	88
Provisions	1,050	465	1,600	590
Allowance for Loan Losses, Ending balance	11,067	8,771	11,067	8,771
Allowance for loan losses: Ending balance: individually evaluated for impairment	243	256	243	256	$ 166
Allowance for loan losses: Ending balance: collectively evaluated for impairment	10,824	8,515	10,824	8,515	9,349
Loans receivables, Ending balance	2,445,765	1,688,173	2,445,765	1,688,173	1,762,756
Loans receivables: Ending balance: individually evaluated for impairment	12,452	3,786	12,452	3,786	10,083
Loans Receivable: Ending balance: collectively evaluated for impairment	2,431,528	1,681,504	2,431,528	1,681,504	1,750,865
Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance	1,785	2,883	1,785	2,883	1,808
Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	448	450	442	528
Recoveries	1	1	1	1
Provisions	68	31	74	(47)
Allowance for Loan Losses, Ending balance	517	482	517	482
Allowance for loan losses: Ending balance: collectively evaluated for impairment	517	482	517	482	442
Loans receivables, Ending balance	68,165	70,442	68,165	70,442	68,271
Loans receivables: Ending balance: individually evaluated for impairment	2,406	28	2,406	28	25
Loans Receivable: Ending balance: collectively evaluated for impairment	65,758	70,410	65,758	70,410	68,245
Home Equity [Member] \| Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance	1	4	1	4	1
Commercial Portfolio [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance		2,443		2,391
Charge-offs		(205)		(205)
Recoveries		42		43
Provisions		168		219
Allowance for Loan Losses, Ending balance		2,448		2,448
Allowance for loan losses: Ending balance: individually evaluated for impairment		13		13
Allowance for loan losses: Ending balance: collectively evaluated for impairment		2,435		2,435
Loans receivables, Ending balance		301,271		301,271
Loans receivables: Ending balance: individually evaluated for impairment		76		76
Loans Receivable: Ending balance: collectively evaluated for impairment		301,166		301,166
Commercial Portfolio [Member] \| Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance		29		29
Commercial Portfolio [Member] \| Commercial and Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	2,427		2,341
Charge-offs	(1)		(45)
Recoveries	2		2
Provisions	358		488
Allowance for Loan Losses, Ending balance	2,786		2,786
Allowance for loan losses: Ending balance: individually evaluated for impairment	53		53
Allowance for loan losses: Ending balance: collectively evaluated for impairment	2,733		2,733		2,341
Loans receivables, Ending balance	929,390		929,390		339,147
Loans receivables: Ending balance: individually evaluated for impairment	1,210		1,210		890
Loans Receivable: Ending balance: collectively evaluated for impairment	928,180		928,180		338,254
Commercial Portfolio [Member] \| Commercial and Industrial [Member] \| Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance					3
Commercial Portfolio [Member] \| Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	6,630	5,031	6,259	4,703
Charge-offs				(12)
Recoveries		15	1	33
Provisions	611	266	981	588
Allowance for Loan Losses, Ending balance	7,241	5,312	7,241	5,312
Allowance for loan losses: Ending balance: individually evaluated for impairment	190	243	190	243	166
Allowance for loan losses: Ending balance: collectively evaluated for impairment	7,051	5,069	7,051	5,069	6,093
Loans receivables, Ending balance	998,673	883,317	998,673	883,317	929,138
Loans receivables: Ending balance: individually evaluated for impairment	8,028	2,745	8,028	2,745	8,311
Loans Receivable: Ending balance: collectively evaluated for impairment	989,215	878,956	989,215	878,956	919,404
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	1,430	1,616	1,430	1,616	1,423
Commercial Portfolio [Member] \| Commercial Real Estate - Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	57	81	51	75
Charge-offs	(7)	(20)	(7)	(40)
Recoveries	2		2
Provisions	13	(16)	19	10
Allowance for Loan Losses, Ending balance	65	45	65	45
Allowance for loan losses: Ending balance: collectively evaluated for impairment	65	45	65	45	51
Loans receivables, Ending balance	224,357	173,900	224,357	173,900	181,690
Loans receivables: Ending balance: individually evaluated for impairment	32	40	32	40	40
Loans Receivable: Ending balance: collectively evaluated for impairment	224,325	173,860	224,325	173,860	181,650
Residential Portfolio [Member] \| Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	436	477	417	453
Recoveries			3
Provisions	(9)	(1)	7	23
Allowance for Loan Losses, Ending balance	427	476	427	476
Allowance for loan losses: Ending balance: collectively evaluated for impairment	427	476	427	476	417
Loans receivables, Ending balance	218,352	249,114	218,352	249,114	236,724
Loans receivables: Ending balance: individually evaluated for impairment	776	897	776	897	817
Loans Receivable: Ending balance: collectively evaluated for impairment	217,222	246,983	217,222	246,983	235,526
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	354	1,234	354	1,234	381
Consumer Portfolio [Member] \| Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	2	6	2	7
Charge-offs	(4)	(38)	(18)	(47)
Recoveries	10	9	13	11
Provisions	(6)	30	5	36
Allowance for Loan Losses, Ending balance	2	7	2	7
Allowance for loan losses: Ending balance: collectively evaluated for impairment	2	7	2	7	2
Loans receivables, Ending balance	6,828	10,129	6,828	10,129	7,786
Loans Receivable: Ending balance: collectively evaluated for impairment	6,828	10,129	6,828	10,129	7,786
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance	14	14	3	240
Provisions	15	(13)	26	(239)
Allowance for Loan Losses, Ending balance	29	1	29	1
Allowance for loan losses: Ending balance: collectively evaluated for impairment	$ 29	$ 1	$ 29	$ 1	$ 3

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

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Amount of increase in allowance for credit loss on financing receivable from recovery.

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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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