Loans Receivable and Allowance for Credit Losses - Schedule of Aging of Recorded Investment in Past Due Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 4,275,178	$ 3,634,792
30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	4,940	3,237
60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	961	1,450
Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	6,307	4,990
Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	12,208	9,677
Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	4,262,970	3,625,115
Farmland
Financing Receivable, Past Due [Line Items]
Loans receivable	32,168	23,768
Farmland | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	348
Farmland | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Farmland | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,136	0
Farmland | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,136	348
Farmland | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	31,032	23,420
Owner-occupied, nonfarm nonresidential properties
Financing Receivable, Past Due [Line Items]
Loans receivable	468,493	434,672
Owner-occupied, nonfarm nonresidential properties | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	185	278
Owner-occupied, nonfarm nonresidential properties | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	27	18
Owner-occupied, nonfarm nonresidential properties | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	734	414
Owner-occupied, nonfarm nonresidential properties | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	946	710
Owner-occupied, nonfarm nonresidential properties | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	467,547	433,962
Agricultural production and other loans to farmers
Financing Receivable, Past Due [Line Items]
Loans receivable	1,198	1,379
Agricultural production and other loans to farmers | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Agricultural production and other loans to farmers | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Agricultural production and other loans to farmers | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Agricultural production and other loans to farmers | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Agricultural production and other loans to farmers | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,198	1,379
Commercial and Industrial
Financing Receivable, Past Due [Line Items]
Loans receivable	791,911	708,989
Commercial and Industrial | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	246	377
Commercial and Industrial | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	93	13
Commercial and Industrial | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	611	333
Commercial and Industrial | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	950	723
Commercial and Industrial | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	790,961	708,266
Obligations (other than securities and leases) of states and political subdivisions
Financing Receivable, Past Due [Line Items]
Loans receivable	145,345	140,887
Obligations (other than securities and leases) of states and political subdivisions | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Obligations (other than securities and leases) of states and political subdivisions | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Obligations (other than securities and leases) of states and political subdivisions | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Obligations (other than securities and leases) of states and political subdivisions | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Obligations (other than securities and leases) of states and political subdivisions | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	145,345	140,887
Other loans
Financing Receivable, Past Due [Line Items]
Loans receivable	24,710	13,979
Other loans | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Other loans | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Other loans | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Other loans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Other loans | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	24,710	13,979
Other construction loans and all land development and other land loans
Financing Receivable, Past Due [Line Items]
Loans receivable	446,685	298,869
Other construction loans and all land development and other land loans | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,522	0
Other construction loans and all land development and other land loans | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Other construction loans and all land development and other land loans | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	501	77
Other construction loans and all land development and other land loans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	2,023	77
Other construction loans and all land development and other land loans | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	444,662	298,792
Multifamily (5 or more) residential properties
Financing Receivable, Past Due [Line Items]
Loans receivable	257,696	216,143
Multifamily (5 or more) residential properties | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	706	0
Multifamily (5 or more) residential properties | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	10
Multifamily (5 or more) residential properties | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	90	209
Multifamily (5 or more) residential properties | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	796	219
Multifamily (5 or more) residential properties | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	256,900	215,924
Non-owner occupied, nonfarm nonresidential properties
Financing Receivable, Past Due [Line Items]
Loans receivable	795,315	663,062
Non-owner occupied, nonfarm nonresidential properties | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	113	0
Non-owner occupied, nonfarm nonresidential properties | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	60	0
Non-owner occupied, nonfarm nonresidential properties | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	879	1,792
Non-owner occupied, nonfarm nonresidential properties | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,052	1,792
Non-owner occupied, nonfarm nonresidential properties | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	794,263	661,270
1-4 Family Construction
Financing Receivable, Past Due [Line Items]
Loans receivable	51,171	37,822
1-4 Family Construction | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
1-4 Family Construction | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
1-4 Family Construction | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
1-4 Family Construction | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
1-4 Family Construction | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	51,171	37,822
Home equity lines of credit
Financing Receivable, Past Due [Line Items]
Loans receivable	124,892	104,517
Home equity lines of credit | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	203	506
Home equity lines of credit | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	10	50
Home equity lines of credit | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	49	172
Home equity lines of credit | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	262	728
Home equity lines of credit | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	124,630	103,789
Residential Mortgages secured by first liens
Financing Receivable, Past Due [Line Items]
Loans receivable	942,531	826,729
Residential Mortgages secured by first liens | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,302	1,286
Residential Mortgages secured by first liens | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	538	1,145
Residential Mortgages secured by first liens | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,775	1,647
Residential Mortgages secured by first liens | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	3,615	4,078
Residential Mortgages secured by first liens | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	938,916	822,651
Residential Mortgages secured by junior liens
Financing Receivable, Past Due [Line Items]
Loans receivable	74,638	56,689
Residential Mortgages secured by junior liens | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	5	32
Residential Mortgages secured by junior liens | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	24
Residential Mortgages secured by junior liens | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	51	1
Residential Mortgages secured by junior liens | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	56	57
Residential Mortgages secured by junior liens | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	74,582	56,632
Other revolving credit plans
Financing Receivable, Past Due [Line Items]
Loans receivable	36,372	26,536
Other revolving credit plans | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	65	56
Other revolving credit plans | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	27	17
Other revolving credit plans | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	4
Other revolving credit plans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	92	77
Other revolving credit plans | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	36,280	26,459
Automobile
Financing Receivable, Past Due [Line Items]
Loans receivable	21,806	20,862
Automobile | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	36	45
Automobile | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	3
Automobile | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	23
Automobile | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	36	71
Automobile | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	21,770	20,791
Other consumer
Financing Receivable, Past Due [Line Items]
Loans receivable	49,144	49,676
Other consumer | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	361	283
Other consumer | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	188	158
Other consumer | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	473	295
Other consumer | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	1,022	736
Other consumer | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	48,122	48,940
Credit cards
Financing Receivable, Past Due [Line Items]
Loans receivable	10,825	9,935
Credit cards | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	196	26
Credit cards | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	18	12
Credit cards | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	8	23
Credit cards | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	222	61
Credit cards | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	10,603	9,874
Overdrafts
Financing Receivable, Past Due [Line Items]
Loans receivable	278	278
Overdrafts | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Overdrafts | 60 - 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Overdrafts | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Overdrafts | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	0	0
Overdrafts | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 278	$ 278