LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Net Loans (Details) $ in Thousands	Mar. 31, 2026 USD ($)	Dec. 31, 2025 USD ($)	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 6,434,020	$ 6,493,740
Percentage of Total	1.0000	1.0000
Less: Allowance for credit losses	$ (67,055)	$ (67,055)	$ (47,357)	$ (47,357)
Net loans receivable	6,366,965	6,426,685
Net deferred loan origination fees (costs) included in the above loan table	(628)	(259)
Farmland
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 27,049	$ 27,583
Percentage of Total	0.0042	0.0043
Less: Allowance for credit losses	$ (161)	$ (162)	(161)	(167)
Owner-occupied, nonfarm nonresidential properties
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 630,332	$ 636,444
Percentage of Total	0.0980	0.0980
Less: Allowance for credit losses	$ (6,161)	$ (6,176)	(5,827)	(5,696)
Agricultural production and other loans to farmers
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 6,053	$ 5,989
Percentage of Total	0.0009	0.0009
Less: Allowance for credit losses	$ (38)	$ (37)	(39)	(37)
Loans to depository institutions
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 0	$ 2,439
Percentage of Total	0	0.0004
Less: Allowance for credit losses	$ 0	$ (20)
Commercial and Industrial
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 814,246	$ 778,978
Percentage of Total	0.1266	0.1200
Less: Allowance for credit losses	$ (10,148)	$ (9,360)	(7,210)	(7,759)
Obligations (other than securities and leases) of states and political subdivisions
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 169,180	$ 171,486
Percentage of Total	0.0263	0.0264
Less: Allowance for credit losses	$ (1,770)	$ (1,823)	(1,371)	(1,369)
Other loans
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 47,344	$ 47,719
Percentage of Total	0.0074	0.0074
Less: Allowance for credit losses	$ (454)	$ (454)	(326)	(329)
Other construction loans and all land development and other land loans
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 423,467	$ 366,174
Percentage of Total	0.0658	0.0564
Less: Allowance for credit losses	$ (4,708)	$ (4,366)	(2,569)	(2,571)
Multifamily (5 or more) residential properties
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 645,921	$ 709,832
Percentage of Total	0.1004	0.1093
Less: Allowance for credit losses	$ (4,161)	$ (4,314)	(3,092)	(2,969)
Non-owner occupied, nonfarm nonresidential properties
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 1,368,029	$ 1,419,643
Percentage of Total	0.2126	0.2186
Less: Allowance for credit losses	$ (15,005)	$ (15,467)	(10,172)	(10,110)
1-4 Family Construction
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 33,131	$ 41,659
Percentage of Total	0.0052	0.0064
Less: Allowance for credit losses	$ (279)	$ (350)	(122)	(198)
Home equity lines of credit
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 257,851	$ 250,823
Percentage of Total	0.0401	0.0386
Less: Allowance for credit losses	$ (2,097)	$ (1,884)	(1,564)	(1,340)
Residential Mortgages secured by first liens
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 1,746,877	$ 1,763,071
Percentage of Total	0.2715	0.2715
Less: Allowance for credit losses	$ (15,362)	$ (15,910)	(9,099)	(8,958)
Residential Mortgages secured by junior liens
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 132,593	$ 140,790
Percentage of Total	0.0206	0.0217
Less: Allowance for credit losses	$ (1,583)	$ (1,732)	(1,451)	(1,343)
Other revolving credit plans
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 51,529	$ 48,953
Percentage of Total	0.0080	0.0075
Less: Allowance for credit losses	$ (1,414)	$ (1,222)	(855)	(960)
Automobile
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 16,784	$ 17,037
Percentage of Total	0.0026	0.0026
Less: Allowance for credit losses	$ (206)	$ (207)	(262)	(275)
Other consumer
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 49,092	$ 51,474
Percentage of Total	0.0076	0.0079
Less: Allowance for credit losses	$ (3,087)	$ (3,056)	(2,921)	(2,892)
Credit cards
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 14,315	$ 13,276
Percentage of Total	0.0022	0.0020
Less: Allowance for credit losses	$ (194)	$ (146)	(125)	(127)
Overdrafts
Loan Portfolio By Loan Grade [Line Items]
Loans receivable	$ 227	$ 370
Percentage of Total	0	0.0001
Less: Allowance for credit losses	$ (227)	$ (369)	$ (191)	$ (257)