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LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES - Schedule of Loans and the Related Allowance for Credit Losses by Category (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023
Loan balances:
Collectively evaluated for impairment	$ 3,365,903		$ 3,435,363
Individually evaluated for impairment	34,126		30,783
Total	3,400,029		3,466,146
Allowance for credit losses:
Collectively evaluated for impairment	38,938		38,978
Individually evaluated for impairment	2,962		3,066
Allowance for Credit Losses	41,900	$ 41,659	42,044	$ 40,966	$ 40,806	$ 40,048
Commercial and industrial
Loan balances:
Collectively evaluated for impairment	393,876		427,737
Individually evaluated for impairment	1,983		652
Total	395,859		428,389
Allowance for credit losses:
Collectively evaluated for impairment	5,875		5,344
Individually evaluated for impairment	606		13
Allowance for Credit Losses	6,481	6,310	5,357	5,034	4,761	4,980
Commercial real estate - owner occupied
Loan balances:
Collectively evaluated for impairment	310,943		322,159
Individually evaluated for impairment	1,249		157
Total	312,192		322,316
Allowance for credit losses:
Collectively evaluated for impairment	3,239		3,107
Individually evaluated for impairment	303		0
Allowance for Credit Losses	3,542	3,311	3,107	2,231	2,191	2,272
Commercial real estate - non-owner occupied
Loan balances:
Collectively evaluated for impairment	919,019		884,832
Individually evaluated for impairment	12,704		14,733
Total	931,723		899,565
Allowance for credit losses:
Collectively evaluated for impairment	11,401		11,201
Individually evaluated for impairment	446		506
Allowance for Credit Losses	11,847	11,635	11,707	9,547	9,816	7,714
Construction and land development
Loan balances:
Collectively evaluated for impairment	269,924		374,408
Individually evaluated for impairment	0		249
Total	269,924		374,657
Allowance for credit losses:
Collectively evaluated for impairment	2,846		4,269
Individually evaluated for impairment	0		33
Allowance for Credit Losses	2,846	3,450	4,302	6,578	6,155	5,998
Multi-family
Loan balances:
Collectively evaluated for impairment	514,763		431,432
Individually evaluated for impairment	38		92
Total	514,801		431,524
Allowance for credit losses:
Collectively evaluated for impairment	4,788		4,239
Individually evaluated for impairment	38		92
Allowance for Credit Losses	4,826	4,554	4,331	3,790	3,712	3,837
One-to-four family residential
Loan balances:
Collectively evaluated for impairment	440,058		459,790
Individually evaluated for impairment	3,157		4,178
Total	443,215		463,968
Allowance for credit losses:
Collectively evaluated for impairment	3,586		3,747
Individually evaluated for impairment	0		161
Allowance for Credit Losses	3,586	3,677	3,908	4,730	4,785	5,204
Agricultural and farmland
Loan balances:
Collectively evaluated for impairment	279,140		293,240
Individually evaluated for impairment	1,169		135
Total	280,309		293,375
Allowance for credit losses:
Collectively evaluated for impairment	1,403		1,170
Individually evaluated for impairment	0		0
Allowance for Credit Losses	1,403	1,558	1,170	1,287	1,059	975
Municipal, consumer, and other
Loan balances:
Collectively evaluated for impairment	238,180		241,765
Individually evaluated for impairment	13,826		10,587
Total	252,006		252,352
Allowance for credit losses:
Collectively evaluated for impairment	5,800		5,901
Individually evaluated for impairment	1,569		2,261
Allowance for Credit Losses	$ 7,369	$ 7,164	$ 8,162	$ 7,769	$ 8,327	$ 9,068