LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Allowance for Credit Losses Activity (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Allowance for credit losses:
Beginning balance	$ 30,920	$ 31,974	$ 31,974
Provision for (reversal of) credit losses	(1,950)	0	0
Loans charged-off	(697)	(962)	(1,204)
Recoveries	270	128	150
Ending Balance	28,543	31,140	30,920
Commercial and industrial
Allowance for credit losses:
Beginning balance	3,719	4,382	4,382
Provision for (reversal of) credit losses	(546)	(186)	(209)
Loans charged-off	(436)	(392)	(473)
Recoveries	192	19	19
Ending Balance	2,929	3,823	3,719
Construction and development
Allowance for credit losses:
Beginning balance	3,623	4,889	4,889
Provision for (reversal of) credit losses	(1,089)	(1,257)	(1,266)
Loans charged-off		0	0
Recoveries	0	0	0
Ending Balance	2,534	3,632	3,623
Commercial real estate
Allowance for credit losses:
Beginning balance	12,257	12,658	12,658
Provision for (reversal of) credit losses	(84)	701	(124)
Loans charged-off	0	(266)	(277)
Recoveries	0	0	0
Ending Balance	12,173	13,093	12,257
Farmland
Allowance for credit losses:
Beginning balance	2,231	2,008	2,008
Provision for (reversal of) credit losses	(246)	111	223
Loans charged-off		0	0
Ending Balance	1,985	2,119	2,231
1-4 family residential
Allowance for credit losses:
Beginning balance	7,470	6,617	6,617
Provision for (reversal of) credit losses	(74)	161	853
Loans charged-off		0	0
Recoveries	0	0	0
Ending Balance	7,396	6,778	7,470
Multi-family residential
Allowance for credit losses:
Beginning balance	521	490	490
Provision for (reversal of) credit losses	23	(19)	31
Loans charged-off		0	0
Ending Balance	544	471	521
Consumer
Allowance for credit losses:
Beginning balance	945	778	778
Provision for (reversal of) credit losses	(38)	309	238
Loans charged-off	(99)	(72)	(139)
Recoveries	33	65	68
Ending Balance	841	1,080	945
Agricultural
Allowance for credit losses:
Beginning balance	152	149	149
Provision for (reversal of) credit losses	(17)	(7)	4
Loans charged-off	0	(3)	(3)
Recoveries	3	2	2
Ending Balance	138	141	152
Overdrafts
Allowance for credit losses:
Beginning balance	2	3	3
Provision for (reversal of) credit losses	121	187	250
Loans charged-off	(162)	(229)	(312)
Recoveries	42	42	61
Ending Balance	$ 3	$ 3	$ 2