LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Allowance for Credit Losses Activity (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	$ 30,920	$ 31,974	$ 30,433
Provision for (reversal of) for credit losses	(2,200)	0	2,150
Loans charged-off	(978)	(1,204)	(849)
Recoveries	548	150	240
Ending balance	28,290	30,920	31,974
Commercial and industrial
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	3,719	4,382	3,600
Provision for (reversal of) for credit losses	(524)	(209)	902
Loans charged-off	(630)	(473)	(192)
Recoveries	408	19	72
Ending balance	2,973	3,719	4,382
Construction and development
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	3,623	4,889	4,221
Provision for (reversal of) for credit losses	(885)	(1,266)	668
Loans charged-off		0	0
Recoveries	0	0	0
Ending balance	2,738	3,623	4,889
Commercial real estate
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	12,257	12,658	13,765
Provision for (reversal of) for credit losses	(539)	(124)	(1,108)
Loans charged-off	0	(277)	0
Recoveries	0	0	1
Ending balance	11,718	12,257	12,658
Farmland
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	2,231	2,008	1,698
Provision for (reversal of) for credit losses	(401)	223	310
Loans charged-off		0	0
Ending balance	1,830	2,231	2,008
1-4 family residential
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	7,470	6,617	5,818
Provision for (reversal of) for credit losses	186	853	769
Loans charged-off		0	0
Recoveries	0	0	30
Ending balance	7,656	7,470	6,617
Multi-family residential
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	521	490	396
Provision for (reversal of) for credit losses	7	31	94
Loans charged-off		0	0
Ending balance	528	521	490
Consumer
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	945	778	762
Provision for (reversal of) for credit losses	(80)	238	283
Loans charged-off	(106)	(139)	(322)
Recoveries	85	68	55
Ending balance	844	945	778
Agricultural
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	152	149	169
Provision for (reversal of) for credit losses	(155)	4	(20)
Loans charged-off	0	(3)	0
Recoveries	3	2	0
Ending balance	0	152	149
Overdrafts
Allowance for credit losses:
Beginning balance, prior to adoption of ASC 326	2	3	4
Provision for (reversal of) for credit losses	191	250	252
Loans charged-off	(242)	(312)	(335)
Recoveries	52	61	82
Ending balance	$ 3	$ 2	$ 3