LOANS, ALLOWANCE FOR CREDIT LOSSES AND IMPAIRED LOANS - Schedule of Allowance for Credit Losses Loans by Portfolio Segment (Details) $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($)
Allowance for Credit Losses - Loans:
Beginning balance	$ 17,939
Charge-offs	(160)
Recoveries	611
Additions/(reversals) to ACL - Loans via provision for credit losses charged to operations	(188)
Ending balance	22,908
Accounting Standards Update 2016-13
Allowance for Credit Losses - Loans:
Beginning balance	0
Ending balance
Cumulative Change in Accounting Principal for Adoption \| Accounting Standards Update 2016-13
Allowance for Credit Losses - Loans:
Beginning balance	4,706
Ending balance
Commercial/Agricultural real estate
Allowance for Credit Losses - Loans:
Beginning balance	14,085
Charge-offs	(46)
Recoveries	489
Additions/(reversals) to ACL - Loans via provision for credit losses charged to operations	(254)
Ending balance	18,784
Commercial/Agricultural real estate \| Cumulative Change in Accounting Principal for Adoption \| Accounting Standards Update 2016-13
Allowance for Credit Losses - Loans:
Beginning balance	4,510
Ending balance
C&I/Agricultural operating
Allowance for Credit Losses - Loans:
Beginning balance	2,318
Charge-offs	0
Recoveries	47
Additions/(reversals) to ACL - Loans via provision for credit losses charged to operations	(929)
Ending balance	1,105
C&I/Agricultural operating \| Cumulative Change in Accounting Principal for Adoption \| Accounting Standards Update 2016-13
Allowance for Credit Losses - Loans:
Beginning balance	(331)
Ending balance
Residential mortgage
Allowance for Credit Losses - Loans:
Beginning balance	599
Charge-offs	(78)
Recoveries	42
Additions/(reversals) to ACL - Loans via provision for credit losses charged to operations	1,062
Ending balance	2,744
Residential mortgage \| Cumulative Change in Accounting Principal for Adoption \| Accounting Standards Update 2016-13
Allowance for Credit Losses - Loans:
Beginning balance	1,119
Ending balance
Consumer installment
Allowance for Credit Losses - Loans:
Beginning balance	129
Charge-offs	(36)
Recoveries	33
Additions/(reversals) to ACL - Loans via provision for credit losses charged to operations	(67)
Ending balance	275
Consumer installment \| Cumulative Change in Accounting Principal for Adoption \| Accounting Standards Update 2016-13
Allowance for Credit Losses - Loans:
Beginning balance	216
Ending balance
Unallocated
Allowance for Credit Losses - Loans:
Beginning balance	808
Charge-offs	0
Recoveries	0
Additions/(reversals) to ACL - Loans via provision for credit losses charged to operations	0
Ending balance	0
Unallocated \| Cumulative Change in Accounting Principal for Adoption \| Accounting Standards Update 2016-13
Allowance for Credit Losses - Loans:
Beginning balance	$ (808)
Ending balance

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

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-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-6

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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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