Loans and Allowance for Loan and Lease Losses - Aging Analysis of Past Due Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Loans	$ 680,068	$ 710,944	$ 670,497
As a percentage of total loans	100.00%	100.00%
As a percentage of total loans, Total Past Due	0.43%	0.55%
As a percentage of total loans, Current	99.57%	99.45%
Financial Asset, 30 to 59 Days Past Due
As a percentage of total loans		0.27%
Financial Asset, 60 to 89 Days Past Due
As a percentage of total loans		0.11%
Financial Asset, Equal to or Greater than 90 Days Past Due
As a percentage of total loans		0.17%
Total Past Due
Loans	$ 2,916	$ 3,876
Current
Loans	677,152	707,068
Construction, Land Development and Other Land Loans [Member]
Loans	52,817		48,491
Secured by 1-4 Family Residential Properties [Member]
Loans	69,760		82,349
Secured By Multi family Residential Properties [Member]
Loans	50,796		54,180
Secured By Non-farm Non residential Properties [Member]
Loans	177,752		193,626
Direct Consumer [Member]
Loans	18,023
Direct Consumer [Member] \| Total Past Due
Loans	1,387
Direct Consumer [Member] \| Current
Loans	16,636
Branch Retail [Member]
Loans	21,891
Branch Retail [Member] \| Total Past Due
Loans	728
Branch Retail [Member] \| Current
Loans	21,163
Indirect [Member]
Loans	220,931
Indirect [Member] \| Total Past Due
Loans	21
Indirect [Member] \| Current
Loans	220,910
ALC [Member]
Loans	35,778	43,697
ALC [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans	$ 1,037	1,878
As a percentage of total loans	0.16%
ALC [Member] \| Financial Asset, 60 to 89 Days Past Due
Loans	$ 439	808
As a percentage of total loans	0.06%
ALC [Member] \| Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	$ 1,440	1,190
As a percentage of total loans	0.21%
Real Estate [Member] \| Construction, Land Development and Other Land Loans [Member]
Loans	$ 52,817	67,048
Real Estate [Member] \| Construction, Land Development and Other Land Loans [Member] \| Current
Loans	52,817	67,048
Real Estate [Member] \| Secured by 1-4 Family Residential Properties [Member]
Loans	69,760	72,727
Real Estate [Member] \| Secured by 1-4 Family Residential Properties [Member] \| Total Past Due
Loans	522	392
Real Estate [Member] \| Secured by 1-4 Family Residential Properties [Member] \| Current
Loans	69,238	72,335
Real Estate [Member] \| Secured By Multi family Residential Properties [Member]
Loans	50,796	46,000
Real Estate [Member] \| Secured By Multi family Residential Properties [Member] \| Current
Loans	50,796	46,000
Real Estate [Member] \| Secured By Non-farm Non residential Properties [Member]
Loans	177,752	197,901
Real Estate [Member] \| Secured By Non-farm Non residential Properties [Member] \| Total Past Due
Loans	3	403
Real Estate [Member] \| Secured By Non-farm Non residential Properties [Member] \| Current
Loans	177,749	197,498
Real Estate [Member] \| ALC [Member] \| Secured by 1-4 Family Residential Properties [Member]
Loans	2,055	2,288
Real Estate [Member] \| ALC [Member] \| Secured by 1-4 Family Residential Properties [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans	334	349
Real Estate [Member] \| ALC [Member] \| Secured by 1-4 Family Residential Properties [Member] \| Financial Asset, 60 to 89 Days Past Due
Loans	24	23
Real Estate [Member] \| ALC [Member] \| Secured by 1-4 Family Residential Properties [Member] \| Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	164	20
Real Estate [Member] \| ALC [Member] \| Secured By Non-farm Non residential Properties [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans	3	403
Commercial and Industrial Loans [Member]
Loans	68,098	73,947	79,838
Commercial and Industrial Loans [Member] \| Total Past Due
Loans	255	288
Commercial and Industrial Loans [Member] \| Current
Loans	67,843	73,659
Commercial and Industrial Loans [Member] \| ALC [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans	21	54
Commercial and Industrial Loans [Member] \| ALC [Member] \| Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	234	234
Consumer Portfolio Segment [Member] \| Direct Consumer [Member]
Loans	18,023	21,689	26,998
Consumer Portfolio Segment [Member] \| Direct Consumer [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans		652
Consumer Portfolio Segment [Member] \| Direct Consumer [Member] \| Financial Asset, 60 to 89 Days Past Due
Loans		589
Consumer Portfolio Segment [Member] \| Direct Consumer [Member] \| Financial Asset, Equal to or Greater than 90 Days Past Due
Loans		730
Consumer Portfolio Segment [Member] \| Direct Consumer [Member] \| Total Past Due
Loans		1,971
Consumer Portfolio Segment [Member] \| Direct Consumer [Member] \| Current
Loans		19,718
Consumer Portfolio Segment [Member] \| Branch Retail [Member]
Loans	21,891	25,692	31,075
Consumer Portfolio Segment [Member] \| Branch Retail [Member] \| Total Past Due
Loans		765
Consumer Portfolio Segment [Member] \| Branch Retail [Member] \| Current
Loans		24,927
Consumer Portfolio Segment [Member] \| Indirect [Member]
Loans	220,931	205,940	$ 153,940
Consumer Portfolio Segment [Member] \| Indirect [Member] \| Total Past Due
Loans		57
Consumer Portfolio Segment [Member] \| Indirect [Member] \| Current
Loans		205,883
Consumer Portfolio Segment [Member] \| ALC [Member] \| Direct Consumer [Member]
Loans	11,832	15,717
Consumer Portfolio Segment [Member] \| ALC [Member] \| Direct Consumer [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans	438
Consumer Portfolio Segment [Member] \| ALC [Member] \| Direct Consumer [Member] \| Financial Asset, 60 to 89 Days Past Due
Loans	226
Consumer Portfolio Segment [Member] \| ALC [Member] \| Direct Consumer [Member] \| Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	723
Consumer Portfolio Segment [Member] \| ALC [Member] \| Branch Retail [Member]
Loans	21,891	25,692
Consumer Portfolio Segment [Member] \| ALC [Member] \| Branch Retail [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans	220	377
Consumer Portfolio Segment [Member] \| ALC [Member] \| Branch Retail [Member] \| Financial Asset, 60 to 89 Days Past Due
Loans	189	182
Consumer Portfolio Segment [Member] \| ALC [Member] \| Branch Retail [Member] \| Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	319	206
Consumer Portfolio Segment [Member] \| ALC [Member] \| Indirect [Member] \| Financial Asset, 30 to 59 Days Past Due
Loans	$ 21	43
Consumer Portfolio Segment [Member] \| ALC [Member] \| Indirect [Member] \| Financial Asset, 60 to 89 Days Past Due
Loans		$ 14