Loans (Schedule of Allowance for Loan Losses by Portfolio Segment) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Dec. 31, 2019
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		$ 17,158	$ 11,790	$ 13,844	$ 11,680
Charge-offs		(174)	(240)	(926)	(3,010)
Recoveries		44	54	139	118
Provision (credit)		760	833	4,731	3,649
Ending balance		17,788	12,437	17,788	12,437
Allowance for loan losses:
Ending balance: Individually evaluated for impairment						$ 1,511	$ 1,682
Ending balance: Collectively evaluated for impairment						16,277	12,162
Total allowance for loan losses ending balance		17,158	12,437	13,844	12,437	17,788	13,844
Loans:
Ending balance: Individually evaluated for impairment						25,815	24,663
Ending balance: Collectively evaluated for impairment						1,338,607	950,679
Total loans ending balance						1,364,422	975,342
Commercial Real Estate [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		6,758	4,579	6,104	4,152
Charge-offs				(118)
Recoveries
Provision (credit)		106	366	878	793
Ending balance		6,864	4,945	6,864	4,945
Allowance for loan losses:
Ending balance: Individually evaluated for impairment						1,160	1,508
Ending balance: Collectively evaluated for impairment						5,704	4,596
Total allowance for loan losses ending balance		6,864	4,945	6,104	4,152	6,864	6,104
Loans:
Ending balance: Individually evaluated for impairment						21,205	20,990
Ending balance: Collectively evaluated for impairment						404,979	397,366
Total loans ending balance						426,184	418,356
Commercial [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		7,925	5,289	6,086	5,742
Charge-offs		(78)		(175)	(2,223)
Recoveries			20	7	35
Provision (credit)		869	339	2,798	2,094
Ending balance		8,716	5,648	8,716	5,648
Allowance for loan losses:
Ending balance: Individually evaluated for impairment						351	174
Ending balance: Collectively evaluated for impairment						8,365	5,912
Total allowance for loan losses ending balance		8,716	5,648	8,716	5,742	8,716	6,086
Loans:
Ending balance: Individually evaluated for impairment						4,447	3,326
Ending balance: Collectively evaluated for impairment						578,316	448,465
Total loans ending balance	[1]					582,763	451,791
Residential Real Estate [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		207	231	254	251
Charge-offs
Recoveries			3	4	7
Provision (credit)		(11)	(6)	(62)	(30)
Ending balance		196	228	196	228
Allowance for loan losses:
Ending balance: Collectively evaluated for impairment						196	254
Total allowance for loan losses ending balance		196	228	196	251	196	254
Loans:
Ending balance: Individually evaluated for impairment						163	182
Ending balance: Collectively evaluated for impairment						36,757	45,513
Total loans ending balance						36,920	45,695
Construction And Land Development [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		955	649	749	738
Charge-offs				(24)
Recoveries
Provision (credit)		(376)	15	(146)	(74)
Ending balance		579	664	579	664
Allowance for loan losses:
Ending balance: Collectively evaluated for impairment						579	749
Total allowance for loan losses ending balance		579	664	579	664	579	749
Loans:
Ending balance: Individually evaluated for impairment							165
Ending balance: Collectively evaluated for impairment						35,768	46,598
Total loans ending balance						35,768	46,763
Consumer [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		851	928	650	710
Charge-offs		(96)	(240)	(609)	(787)
Recoveries		44	31	128	76
Provision (credit)		(55)	63	575	783
Ending balance		744	782	744	782
Allowance for loan losses:
Ending balance: Collectively evaluated for impairment						744	650
Total allowance for loan losses ending balance		744	782	744	782	744	650
Loans:
Ending balance: Collectively evaluated for impairment						7,024	12,737
Total loans ending balance						7,024	12,737
Mortgage Warehouse [Member]
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance		462
Charge-offs
Recoveries
Provision (credit)		227		689
Ending balance		689		689
Allowance for loan losses:
Ending balance: Collectively evaluated for impairment						689
Total allowance for loan losses ending balance		689		689		689
Loans:
Ending balance: Collectively evaluated for impairment						275,763
Total loans ending balance						275,763
Unallocated
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance			114	1	87
Charge-offs
Recoveries
Provision (credit)			56	(1)	83
Ending balance			170		170
Allowance for loan losses:
Ending balance: Collectively evaluated for impairment							1
Total allowance for loan losses ending balance			$ 170	$ 1	$ 87		$ 1

[1] Includes $78.0 million in PPP loans at September 30, 2020. There were no PPP loans at December 31, 2019.