Loans and Allowance for Loan and Lease Losses - Aging Analysis of Past Due Loans (Details) - USD ($) $ in Thousands		Dec. 31, 2020		Dec. 31, 2019
Loans		$ 650,123		$ 556,053
As a percentage of total loans		100.00%		100.00%
Total Past Due		$ 5,348		$ 4,967
Current		$ 644,775		$ 551,086
As a percentage of total loans, Total Past Due		0.82%		0.89%
As a percentage of total loans, Current		99.18%		99.11%
Financial Asset, 60 to 89 Days Past Due
As a percentage of total loans				0.24%
Financial Asset, 60 to 89 Days Past Due
As a percentage of total loans				0.11%
Financial Asset, 60 to 89 Days Past Due
As a percentage of total loans				0.55%
Construction, Land Development and Other Land Loans [Member]
Loans		$ 37,282		$ 30,820
Secured by 1-4 Family Residential Properties [Member]
Loans		88,856		104,537
Secured By Multi family Residential Properties [Member]
Loans		54,326		50,910
Secured By Non-farm Non residential Properties [Member]
Loans		184,528		162,981
Direct Consumer [Member]
Loans				38,040
Total Past Due				1,205
Current				36,835
ALC [Member]
Loans		59,123		113,598
ALC [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		$ 2,436		1,308
As a percentage of total loans		0.37%
ALC [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		$ 1,096		584
As a percentage of total loans		0.17%
ALC [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		$ 1,816		3,075
As a percentage of total loans		0.28%
Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]
Loans		$ 37,282		30,820
Current		37,282		30,820
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]
Loans		88,856		104,537
Total Past Due		1,115		1,211
Current		87,741		103,326
Real Estate [Member] | Secured By Multi family Residential Properties [Member]
Loans		54,326		50,910
Current		54,326		50,910
Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]
Loans		184,528		162,981
Total Past Due		1,624		1,449
Current		182,904		161,532
Real Estate [Member] | ALC [Member] | Secured by 1-4 Family Residential Properties [Member]
Loans		3,585		5,566
Real Estate [Member] | ALC [Member] | Secured by 1-4 Family Residential Properties [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		799		259
Real Estate [Member] | ALC [Member] | Secured by 1-4 Family Residential Properties [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		244		108
Real Estate [Member] | ALC [Member] | Secured by 1-4 Family Residential Properties [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		72		844
Real Estate [Member] | ALC [Member] | Secured By Non-farm Non residential Properties [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		287		30
Real Estate [Member] | ALC [Member] | Secured By Non-farm Non residential Properties [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		1,337		1,419
Commercial and Industrial Loans [Member]
Loans	[1]	81,735		90,957
Total Past Due		1,244		56
Current		80,491		90,901
Commercial and Industrial Loans [Member] | ALC [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		683		56
Commercial and Industrial Loans [Member] | ALC [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		561
Consumer Portfolio Segment | Direct Consumer [Member]
Loans		29,788		38,040
Total Past Due		662
Current		29,126
Consumer Portfolio Segment | Branch Retail [Member]
Loans		32,094		32,305
Total Past Due		381		914
Current		31,713		31,391
Consumer Portfolio Segment | Indirect Sales [Member]
Loans		141,514	[2]	45,503
Total Past Due		322		132
Current		141,192		45,371
Consumer Portfolio Segment | ALC [Member] | Direct Consumer [Member]
Loans		23,444		30,224
Consumer Portfolio Segment | ALC [Member] | Direct Consumer [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		257		387
Consumer Portfolio Segment | ALC [Member] | Direct Consumer [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		191		287
Consumer Portfolio Segment | ALC [Member] | Direct Consumer [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		214		531
Consumer Portfolio Segment | ALC [Member] | Branch Retail [Member]
Loans		32,094		32,305
Consumer Portfolio Segment | ALC [Member] | Branch Retail [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		176		444
Consumer Portfolio Segment | ALC [Member] | Branch Retail [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		61		189
Consumer Portfolio Segment | ALC [Member] | Branch Retail [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		144		281
Consumer Portfolio Segment | ALC [Member] | Indirect Sales [Member]
Loans				45,503
Consumer Portfolio Segment | ALC [Member] | Indirect Sales [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		234		$ 132
Consumer Portfolio Segment | ALC [Member] | Indirect Sales [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		39
Consumer Portfolio Segment | ALC [Member] | Indirect Sales [Member] | Financial Asset, 60 to 89 Days Past Due
Loans		$ 49

[1] Includes equipment financing leases and PPP loans. As of December 31, 2020 and 2019, equipment financing leases totaled $7.0 million and $8.2 million, respectively. As of December 31, 2020, PPP loans totaled $11.9 million.

[2] Effective January 1, 2020, the Company transferred a total of $45.5 million of its indirect sales portfolio from ALC to the Bank.