LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Allowance for Credit Losses Loans by Portfolio Segment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Allowance for Credit Losses - Loans:
Beginning of the period	$ 20,205	$ 22,436	$ 20,549	$ 22,908
Charge-offs	(74)	(12)	(156)	(17)
Recoveries	58	16	147	74
Additions/reversals to ACL - Loans via provision for credit losses charged to operations	1,158	(1,262)	807	(1,787)
Ending of the period	21,347	21,178	21,347	21,178
Commercial/Agricultural Real Estate
Allowance for Credit Losses - Loans:
Beginning of the period	16,244	18,255	16,516	18,784
Charge-offs	0	0	(51)	0
Recoveries	52	2	92	41
Additions/reversals to ACL - Loans via provision for credit losses charged to operations	868	(1,224)	607	(1,792)
Ending of the period	17,164	17,033	17,164	17,033
C&I/Agricultural operating:
Allowance for Credit Losses - Loans:
Beginning of the period	1,430	1,166	1,330	1,105
Charge-offs	(67)	0	(87)	0
Recoveries	1	10	46	25
Additions/reversals to ACL - Loans via provision for credit losses charged to operations	294	(59)	369	(13)
Ending of the period	1,658	1,117	1,658	1,117
Residential mortgage:
Allowance for Credit Losses - Loans:
Beginning of the period	2,338	2,765	2,489	2,744
Charge-offs	0	0	0	0
Recoveries	0	2	1	3
Additions/reversals to ACL - Loans via provision for credit losses charged to operations	9	17	(143)	37
Ending of the period	2,347	2,784	2,347	2,784
Consumer installment:
Allowance for Credit Losses - Loans:
Beginning of the period	193	250	214	275
Charge-offs	(7)	(12)	(18)	(17)
Recoveries	5	2	8	5
Additions/reversals to ACL - Loans via provision for credit losses charged to operations	(13)	4	(26)	(19)
Ending of the period	$ 178	$ 244	$ 178	$ 244

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease.

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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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