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Loans and Allowance for Loan Losses - Aging Analysis of Past Due Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2021		Dec. 31, 2020		Jun. 30, 2020
Loans	$ 689,549		$ 650,123		$ 577,886
As a percentage of total loans	100.00%		100.00%
Total Past Due	$ 1,328		$ 5,348
Current	$ 688,221		$ 644,775
As a percentage of total loans, Total Past Due	0.19%		0.82%
As a percentage of total loans, Current	99.81%		99.18%
Financial Asset, 30 to 59 Days Past Due
As a percentage of total loans			0.37%
Financial Asset, 60 to 89 Days Past Due
As a percentage of total loans			0.17%
Financial Asset, Equal to or Greater than 90 Days Past Due
As a percentage of total loans			0.28%
Construction, Land Development and Other Land Loans [Member]
Loans	$ 53,425				31,384
Secured by 1-4 Family Residential Properties [Member]
Loans	78,815				93,010
Secured By Multi family Residential Properties [Member]
Loans	53,811				48,807
Secured By Non-farm Non residential Properties [Member]
Loans	191,398				160,683
Direct Consumer [Member]
Loans	26,937
Total Past Due	315
Current	26,622
Branch Retail [Member]
Loans	31,688
Total Past Due	195
Current	31,493
Indirect Sales [Member]
Loans	176,116
Total Past Due	203
Current	175,913
ALC [Member]
Loans	55,125		$ 59,123
ALC [Member] | Financial Asset, 30 to 59 Days Past Due
Loans	$ 606		2,436
As a percentage of total loans	0.09%
ALC [Member] | Financial Asset, 60 to 89 Days Past Due
Loans	$ 173		1,096
As a percentage of total loans	0.03%
ALC [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	$ 549		1,816
As a percentage of total loans	0.08%
Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]
Loans	$ 53,425		37,282
Current	53,425		37,282
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]
Loans	78,815		88,856
Total Past Due	289		1,115
Current	78,526		87,741
Real Estate [Member] | Secured By Multi family Residential Properties [Member]
Loans	53,811		54,326
Current	53,811		54,326
Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]
Loans	191,398		184,528
Total Past Due	12		1,624
Current	191,386		182,904
Real Estate [Member] | ALC [Member] | Secured by 1-4 Family Residential Properties [Member]
Loans	2,847		3,585
Real Estate [Member] | ALC [Member] | Secured by 1-4 Family Residential Properties [Member] | Financial Asset, 30 to 59 Days Past Due
Loans	196		799
Real Estate [Member] | ALC [Member] | Secured by 1-4 Family Residential Properties [Member] | Financial Asset, 60 to 89 Days Past Due
Loans	14		244
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	79		72
Real Estate [Member] | ALC [Member] | Secured By Non-farm Non residential Properties [Member] | Financial Asset, 30 to 59 Days Past Due
Loans	12		287
Real Estate [Member] | ALC [Member] | Secured By Non-farm Non residential Properties [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due
Loans			1,337
Commercial and Industrial Loans [Member]
Loans	77,359	[1]	81,735	[1]	87,771
Total Past Due	314		1,244
Current	77,045		80,491
Commercial and Industrial Loans [Member] | ALC [Member] | Financial Asset, 30 to 59 Days Past Due
Loans	24		683
Commercial and Industrial Loans [Member] | ALC [Member] | Financial Asset, 60 to 89 Days Past Due
Loans	6		561
Commercial and Industrial Loans [Member] | ALC [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	284
Consumer Portfolio Segment [Member] | Direct Consumer [Member]
Loans	26,937		29,788		33,299
Total Past Due			662
Current			29,126
Consumer Portfolio Segment [Member] | Direct Consumer [Member] | Financial Asset, 30 to 59 Days Past Due
Loans			257
Consumer Portfolio Segment [Member] | Direct Consumer [Member] | Financial Asset, 60 to 89 Days Past Due
Loans			191
Consumer Portfolio Segment [Member] | Direct Consumer [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due
Loans			214
Consumer Portfolio Segment [Member] | Branch Retail [Member]
Loans	31,688		32,094		33,000
Total Past Due			381
Current			31,713
Consumer Portfolio Segment [Member] | Indirect Sales [Member]
Loans	176,116		141,514		$ 89,932
Total Past Due			322
Current			141,192
Consumer Portfolio Segment [Member] | ALC [Member] | Direct Consumer [Member]
Loans	20,590		23,444
Consumer Portfolio Segment [Member] | ALC [Member] | Direct Consumer [Member] | Financial Asset, 30 to 59 Days Past Due
Loans	161
Consumer Portfolio Segment [Member] | ALC [Member] | Direct Consumer [Member] | Financial Asset, 60 to 89 Days Past Due
Loans	90
Consumer Portfolio Segment [Member] | ALC [Member] | Direct Consumer [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	64
Consumer Portfolio Segment [Member] | ALC [Member] | Branch Retail [Member]
Loans	31,688		32,094
Consumer Portfolio Segment [Member] | ALC [Member] | Branch Retail [Member] | Financial Asset, 30 to 59 Days Past Due
Loans	101		176
Consumer Portfolio Segment [Member] | ALC [Member] | Branch Retail [Member] | Financial Asset, 60 to 89 Days Past Due
Loans	27		61
Consumer Portfolio Segment [Member] | ALC [Member] | Branch Retail [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	67		144
Consumer Portfolio Segment [Member] | ALC [Member] | Indirect Sales [Member] | Financial Asset, 30 to 59 Days Past Due
Loans	112		234
Consumer Portfolio Segment [Member] | ALC [Member] | Indirect Sales [Member] | Financial Asset, 60 to 89 Days Past Due
Loans	36		39
Consumer Portfolio Segment [Member] | ALC [Member] | Indirect Sales [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due
Loans	$ 55		$ 49
[1] Includes equipment financing leases and PPP loans. As of June 30, 2021 and December 31, 2020, equipment finance leases totaled $6.3 million and $7.0 million, respectively, and PPP loans totaled $11.6 million and $11.9 million, respectively.

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