Loans - Schedule of Net Loans (Details) $ in Thousands	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 3,634,792	$ 3,371,789
Less: Allowance for credit losses	(37,588)	(34,340)	$ (19,473)
Net loans	3,597,204	3,337,449
Net deferred loan origination fees (costs) included in the above loan table	$ 5,667	$ 8,789
Percentage of Total	1.000	1.000
Farmland
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 23,768	$ 23,316
Less: Allowance for credit losses	$ (151)	$ (221)	(190)
Percentage of Total	0.007	0.007
Owner-occupied, nonfarm nonresidential properties
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 434,672	$ 407,924
Less: Allowance for credit losses	$ (3,339)	$ (3,700)	(2,390)
Percentage of Total	0.120	0.121
Agricultural production and other loans to farmers
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 1,379	$ 2,664
Less: Allowance for credit losses	$ (9)	$ (24)	(25)
Percentage of Total	0.000	0.001
Commercial and Industrial
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 708,989	$ 663,550
Less: Allowance for credit losses	$ (8,837)	$ (6,233)	(4,105)
Percentage of Total	0.195	0.197
Obligations (other than securities and leases) of states and political subdivisions
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 140,887	$ 132,818
Less: Allowance for credit losses	$ (1,649)	$ (998)	(1,022)
Percentage of Total	0.039	0.039
Other loans
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 13,979	$ 11,961
Less: Allowance for credit losses	$ (149)	$ (68)	(41)
Percentage of Total	0.004	0.004
Other construction loans and all land development and other land loans
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 298,869	$ 205,734
Less: Allowance for credit losses	$ (2,198)	$ (1,956)	(2,327)
Percentage of Total	0.082	0.061
Multifamily (5 or more) residential properties
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 216,143	$ 212,815
Less: Allowance for credit losses	$ (2,289)	$ (2,724)	(1,087)
Percentage of Total	0.059	0.063
Non-owner occupied, nonfarm nonresidential properties
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 663,062	$ 640,945
Less: Allowance for credit losses	$ (6,481)	$ (8,658)	(3,980)
Percentage of Total	0.182	0.190
1-4 Family Construction
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 37,822	$ 27,768
Less: Allowance for credit losses	$ (158)	$ (82)	(56)
Percentage of Total	0.010	0.008
Home equity lines of credit
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 104,517	$ 109,444
Less: Allowance for credit losses	$ (1,169)	$ (985)	(180)
Percentage of Total	0.029	0.032
Residential Mortgages secured by first liens
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 826,729	$ 777,030
Less: Allowance for credit losses	$ (6,943)	$ (4,539)	(1,220)
Percentage of Total	0.227	0.230
Residential Mortgages secured by junior liens
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 56,689	$ 53,726
Less: Allowance for credit losses	$ (546)	$ (241)	(114)
Percentage of Total	0.016	0.016
Other revolving credit plans
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 26,536	$ 25,507
Less: Allowance for credit losses	$ (528)	$ (507)	(296)
Percentage of Total	0.007	0.008
Automobile
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 20,862	$ 25,344
Less: Allowance for credit losses	$ (263)	$ (132)	(156)
Percentage of Total	0.006	0.008
Other consumer
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 49,676	$ 42,792
Less: Allowance for credit losses	$ (2,546)	$ (2,962)	(1,960)
Percentage of Total	0.014	0.013
Credit cards
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 9,935	$ 8,115
Less: Allowance for credit losses	$ (92)	$ (66)	(84)
Percentage of Total	0.003	0.002
Overdrafts
Loan Portfolio By Loan Grade [Line Items]
Loans	$ 278	$ 336
Less: Allowance for credit losses	$ (241)	$ (244)	$ (240)
Percentage of Total	0.000	0.000