LOANS, ALLOWANCE FOR CREDIT LOSSES AND IMPAIRED LOANS - Schedule of Nonaccrual loans (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	$ 13,184	$ 11,204
Nonaccrual with no Allowance for Credit Losses	12,939
Interest Income Not Recorded for Nonaccrual loans	734
Commercial/Agricultural real estate \| Commercial real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	10,359	5,736
Nonaccrual with no Allowance for Credit Losses	10,347
Interest Income Not Recorded for Nonaccrual loans	497
Commercial/Agricultural real estate \| Agricultural real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	391	2,742
Nonaccrual with no Allowance for Credit Losses	391
Interest Income Not Recorded for Nonaccrual loans	46
Commercial/Agricultural real estate \| Multi-family real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	0	0
Nonaccrual with no Allowance for Credit Losses	0
Interest Income Not Recorded for Nonaccrual loans	0
Commercial/Agricultural real estate \| Construction and land development
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	54	0
Nonaccrual with no Allowance for Credit Losses	54
Interest Income Not Recorded for Nonaccrual loans	1
C&I/Agricultural operating \| Commercial and industrial
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	0	552
Nonaccrual with no Allowance for Credit Losses	0
Interest Income Not Recorded for Nonaccrual loans	0
C&I/Agricultural operating \| Commercial and industrial
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	1,180	890
Nonaccrual with no Allowance for Credit Losses	1,180
Interest Income Not Recorded for Nonaccrual loans	120
Residential mortgage \| Residential mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	1,167	1,253
Nonaccrual with no Allowance for Credit Losses	934
Interest Income Not Recorded for Nonaccrual loans	68
Residential mortgage \| Purchased HELOC loans
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	0	0
Nonaccrual with no Allowance for Credit Losses	0
Interest Income Not Recorded for Nonaccrual loans	0
Consumer installment \| Originated indirect paper
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	15	27
Nonaccrual with no Allowance for Credit Losses	15
Interest Income Not Recorded for Nonaccrual loans	1
Consumer installment \| Other consumer
Financing Receivable Recorded Investment Past Due [Line Items]
Total Nonaccrual Loans	18	$ 4
Nonaccrual with no Allowance for Credit Losses	18
Interest Income Not Recorded for Nonaccrual loans	$ 1

Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease.

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