Loans and Allowance for Loan Losses (Schedule of loan balances by segment) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Allowance for loan losses:
Beginning balance	$ 8,169	$ 10,126	$ 7,559	$ 11,633
(Credit to) provision for loan losses	545	(954)	1,112	(2,171)
Loans charged-off	(781)	(544)	(1,940)	(1,671)
Recoveries	559	406	1,761	1,243
Ending balance	8,492	9,034	8,492	9,034
Allowance for loan losses:
Ending balance: Individually evaluated for impairment	518	68	518	68	$ 68
Ending balance: Collectively evaluated for impairment	7,974	8,966	7,974	8,966	7,491
Loan receivables:
Ending balance	947,969	834,349	947,969	834,349	853,458
Ending balance: Individually evaluated for impairment	4,672	6,203	4,672	6,203	6,689
Ending balance: Collectively evaluated for impairment	943,297	828,146	943,297	828,146	846,769
Indirect automobile
Allowance for loan losses:
Beginning balance	3,738	4,071	3,416	4,974
(Credit to) provision for loan losses	238	(294)	593	(803)
Loans charged-off	(736)	(527)	(1,790)	(1,644)
Recoveries	430	390	1,451	1,113
Ending balance	3,670	3,640	3,670	3,640
Allowance for loan losses:
Ending balance: Individually evaluated for impairment	68	68	68	68	68
Ending balance: Collectively evaluated for impairment	3,602	3,572	3,602	3,572	3,348
Loan receivables:
Ending balance	452,819	377,116	452,819	377,116	382,088
Ending balance: Individually evaluated for impairment	592	477	592	477	734
Ending balance: Collectively evaluated for impairment	452,227	376,639	452,227	376,639	381,354
Commercial real estate
Allowance for loan losses:
Beginning balance	3,440	4,833	3,317	5,354
(Credit to) provision for loan losses	(86)	(792)	37	(1,313)
Recoveries	117		117
Ending balance	3,471	4,041	3,471	4,041
Allowance for loan losses:
Ending balance: Collectively evaluated for impairment	3,471	4,041	3,471	4,041	3,317
Loan receivables:
Ending balance	345,682	283,155	345,682	283,155	311,589
Ending balance: Individually evaluated for impairment	1,453	2,088	1,453	2,088	2,721
Ending balance: Collectively evaluated for impairment	344,229	281,067	344,229	281,067	308,868
Residential
Allowance for loan losses:
Beginning balance	59	120	54	117
(Credit to) provision for loan losses	26	(67)	(79)	(67)
Loans charged-off			(44)
Recoveries	1		155	3
Ending balance	86	53	86	53
Allowance for loan losses:
Ending balance: Collectively evaluated for impairment	86	53	86	53	54
Loan receivables:
Ending balance	45,007	35,830	45,007	35,830	35,646
Ending balance: Individually evaluated for impairment	1,835	2,483	1,835	2,483	2,230
Ending balance: Collectively evaluated for impairment	43,172	33,347	43,172	33,347	33,416
Commercial and industrial
Allowance for loan losses:
Beginning balance	859	759	725	1,050
(Credit to) provision for loan losses	344	491	477	113
Loans charged-off	(6)	(12)	(6)	(13)
Recoveries		1	1	89
Ending balance	1,197	1,239	1,197	1,239
Allowance for loan losses:
Ending balance: Individually evaluated for impairment	449		449
Ending balance: Collectively evaluated for impairment	748	1,239	748	1,239	725
Loan receivables:
Ending balance	82,642	117,755	82,642	117,755	104,323
Ending balance: Individually evaluated for impairment	640	884	640	884	687
Ending balance: Collectively evaluated for impairment	82,002	116,871	82,002	116,871	103,636
Consumer
Allowance for loan losses:
Beginning balance	73	343	47	138
(Credit to) provision for loan losses	23	(292)	84	(101)
Loans charged-off	(39)	(5)	(100)	(14)
Recoveries	11	15	37	38
Ending balance	68	61	68	61
Allowance for loan losses:
Ending balance: Individually evaluated for impairment	1		1
Ending balance: Collectively evaluated for impairment	67	61	67	61	47
Loan receivables:
Ending balance	21,819	20,493	21,819	20,493	19,812
Ending balance: Individually evaluated for impairment	152	271	152	271	317
Ending balance: Collectively evaluated for impairment	21,667	$ 20,222	21,667	$ 20,222	19,495
Consumer | Indirect automobile
Loan receivables:
Ending balance	$ 452,819		$ 452,819		$ 382,088