LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES - Activity in Allowance (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 40,806	$ 37,814	$ 40,048	$ 25,333
PCD allowance established in acquisition				1,247
Provision for credit losses	746	983	1,983	5,004
Charge-offs	(1,101)	(412)	(2,198)	(733)
Recoveries	515	478	1,133	1,029
Ending balance	40,966	38,863	40,966	38,863
Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	4,761	3,735	4,980	3,279
PCD allowance established in acquisition				69
Provision for credit losses	980	515	1,219	1,693
Charge-offs	(734)	(15)	(1,242)	(15)
Recoveries	27	14	77	45
Ending balance	5,034	4,249	5,034	4,249
Commercial real estate - owner occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	2,191	2,362	2,272	1,193
PCD allowance established in acquisition				127
Provision for credit losses	36	(108)	(49)	336
Charge-offs	(6)	(2)	(6)	(5)
Recoveries	10	2	14	16
Ending balance	2,231	2,254	2,231	2,254
Commercial real estate - non-owner occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	9,816	7,538	7,714	6,721
PCD allowance established in acquisition				239
Provision for credit losses	(598)	248	1,247	87
Charge-offs	0	(171)	0	(171)
Recoveries	329	15	586	253
Ending balance	9,547	7,630	9,547	7,630
Construction and land development
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	6,155	5,834	5,998	4,223
PCD allowance established in acquisition				240
Provision for credit losses	423	1,004	578	398
Charge-offs	0	0	0	0
Recoveries	0	44	2	52
Ending balance	6,578	6,882	6,578	6,882
Multi-family
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	3,712	2,603	3,837	1,472
PCD allowance established in acquisition				68
Provision for credit losses	78	(348)	141	630
Charge-offs	0	0	(188)	0
Recoveries	0	280	0	280
Ending balance	3,790	2,535	3,790	2,535
One-to-four family residential
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	4,785	4,077	5,204	1,759
PCD allowance established in acquisition				492
Provision for credit losses	26	(21)	(470)	939
Charge-offs	(125)	(8)	(200)	(34)
Recoveries	44	40	196	135
Ending balance	4,730	4,088	4,730	4,088
Agricultural and farmland
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,059	2,607	975	796
PCD allowance established in acquisition				5
Provision for credit losses	226	(337)	302	(100)
Charge-offs	0	0	0	0
Recoveries	2	2	10	4
Ending balance	1,287	2,272	1,287	2,272
Municipal, consumer, and other
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	8,327	9,058	9,068	5,890
PCD allowance established in acquisition				7
Provision for credit losses	(425)	30	(985)	1,021
Charge-offs	(236)	(216)	(562)	(508)
Recoveries	103	81	248	244
Ending balance	$ 7,769	$ 8,953	$ 7,769	8,953
Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				6,983
Cumulative Effect, Period of Adoption, Adjustment | Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				(822)
Cumulative Effect, Period of Adoption, Adjustment | Commercial real estate - owner occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				587
Cumulative Effect, Period of Adoption, Adjustment | Commercial real estate - non-owner occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				501
Cumulative Effect, Period of Adoption, Adjustment | Construction and land development
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				1,969
Cumulative Effect, Period of Adoption, Adjustment | Multi-family
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				85
Cumulative Effect, Period of Adoption, Adjustment | One-to-four family residential
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				797
Cumulative Effect, Period of Adoption, Adjustment | Agricultural and farmland
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				1,567
Cumulative Effect, Period of Adoption, Adjustment | Municipal, consumer, and other
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance				$ 2,299