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Loans and Allowance for Loan and Lease Losses (Allowance For Loan Losses And Recorded Investment In Financing Receivables) (Details) - USD ($) $ in Thousands	3 Months Ended							12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				$ 8,397			$ 7,606	$ 8,397	$ 7,606	$ 7,183
Charge-offs								(428)	(528)	(497)
Recoveries								156	819	595
Provisions	$ 235	$ 565	$ 465	125	$ 275	$ 100	125	1,390	500	325
Allowance for Loan Losses, Ending balance	9,515				8,397			9,515	8,397	7,606
Allowance for loan losses: Ending balance: individually evaluated for impairment	166				742			166	742	529
Allowance for loan losses: Ending balance: collectively evaluated for impairment	9,349				7,655			9,349	7,655	7,077
Loans receivables, Ending balance	1,762,756				1,624,067			1,762,756	1,624,067	910,404
Loans receivables: Ending balance: individually evaluated for impairment	10,083				8,463			10,083	8,463	10,788
Loans Receivable: Ending balance: collectively evaluated for impairment	1,750,865				1,612,801			1,750,865	1,612,801	898,755
Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending balance	1,808				2,803			1,808	2,803	861
Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				528			423	528	423	379
Charge-offs								(18)	(185)	(20)
Recoveries								5	1	5
Provisions								(73)	289	59
Allowance for Loan Losses, Ending balance	442				528			442	528	423
Allowance for loan losses: Ending balance: collectively evaluated for impairment	442				528			442	528	423
Loans receivables, Ending balance	68,271				70,096			68,271	70,096	41,893
Loans receivables: Ending balance: individually evaluated for impairment	25				30			25	30	260
Loans Receivable: Ending balance: collectively evaluated for impairment	68,245				70,062			68,245	70,062	41,633
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
Commercial Portfolio [Member] | Commercial and Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				2,391			1,795	2,391	1,795	1,580
Charge-offs								(217)	(142)	(25)
Recoveries								45	1	26
Provisions								122	737	214
Allowance for Loan Losses, Ending balance	2,341				2,391			2,341	2,391	1,795
Allowance for loan losses: Ending balance: individually evaluated for impairment					500				500	136
Allowance for loan losses: Ending balance: collectively evaluated for impairment	2,341				1,891			2,341	1,891	1,659
Loans receivables, Ending balance	339,147				286,518			339,147	286,518	188,033
Loans receivables: Ending balance: individually evaluated for impairment	890				4,527			890	4,527	4,434
Loans Receivable: Ending balance: collectively evaluated for impairment	338,254				281,963			338,254	281,963	183,599
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				28			3	28
Commercial Portfolio [Member] | Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				4,703			4,435	4,703	4,435	4,323
Charge-offs								(60)	(64)	(322)
Recoveries								82	808	553
Provisions								1,534	(476)	(119)
Allowance for Loan Losses, Ending balance	6,259				4,703			6,259	4,703	4,435
Allowance for loan losses: Ending balance: individually evaluated for impairment	166				204			166	204	293
Allowance for loan losses: Ending balance: collectively evaluated for impairment	6,093				4,499			6,093	4,499	4,142
Loans receivables, Ending balance	929,138				861,369			929,138	861,369	515,012
Loans receivables: Ending balance: individually evaluated for impairment	8,311				2,728			8,311	2,728	4,847
Loans Receivable: Ending balance: collectively evaluated for impairment	919,404				857,078			919,404	857,078	509,610
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	1,423				1,563			1,423	1,563	555
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				75			178	75	178	144
Charge-offs								(40)	(40)
Provisions								16	(63)	34
Allowance for Loan Losses, Ending balance	51				75			51	75	178
Allowance for loan losses: Ending balance: individually evaluated for impairment					38				38	100
Allowance for loan losses: Ending balance: collectively evaluated for impairment	51				37			51	37	78
Loans receivables, Ending balance	181,690				142,173			181,690	142,173	62,336
Loans receivables: Ending balance: individually evaluated for impairment	40				367			40	367	487
Loans Receivable: Ending balance: collectively evaluated for impairment	181,650				141,806			181,650	141,806	61,849
Commercial Portfolio [Member] | Lease Financing [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance										1
Provisions										(1)
Loans receivables, Ending balance					53				53	229
Loans Receivable: Ending balance: collectively evaluated for impairment					53				53	229
Residential Portfolio [Member] | Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				453			428	453	428	541
Charge-offs								(29)	(60)	(102)
Recoveries								9		4
Provisions								(16)	85	(15)
Allowance for Loan Losses, Ending balance	417				453			417	453	428
Allowance for loan losses: Ending balance: collectively evaluated for impairment	417				453			417	453	428
Loans receivables, Ending balance	236,724				253,543			236,724	253,543	99,033
Loans receivables: Ending balance: individually evaluated for impairment	817				811			817	811	760
Loans Receivable: Ending balance: collectively evaluated for impairment	235,526				251,524			235,526	251,524	97,967
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	381				1,208			381	1,208	306
Consumer Portfolio [Member] | Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				7			3	7	3	3
Charge-offs								(64)	(37)	(28)
Recoveries								15	9	7
Provisions								44	32	21
Allowance for Loan Losses, Ending balance	2				7			2	7	3
Allowance for loan losses: Ending balance: collectively evaluated for impairment	2				7			2	7	3
Loans receivables, Ending balance	7,786				10,315			7,786	10,315	3,868
Loans Receivable: Ending balance: collectively evaluated for impairment	7,786				10,315			7,786	10,315	3,868
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning balance				$ 240			$ 344	240	344	212
Provisions								(237)	(104)	132
Allowance for Loan Losses, Ending balance	3				240			3	240	344
Allowance for loan losses: Ending balance: collectively evaluated for impairment	$ 3				$ 240			$ 3	$ 240	$ 344

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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 recovery of financing receivables doubtful of collection that were previously charged off.

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