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LOANS, ALLOWANCE FOR CREDIT LOSSES - Schedule of Nonaccrual loans (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | $ 13,168 | $ 13,184
Nonaccrual with no Allowance for Credit Losses | 12,520 | 12,939
Loans Past Due Over 89 Days Still Accruing | 186 |
Commercial/Agricultural real estate: | Commercial real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 4,594 | 10,359
Nonaccrual with no Allowance for Credit Losses | 4,374 | 10,347
Loans Past Due Over 89 Days Still Accruing | 0 |
Commercial/Agricultural real estate: | Agricultural real estate |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 6,222 | 391
Nonaccrual with no Allowance for Credit Losses | 6,020 | 391
Loans Past Due Over 89 Days Still Accruing | 0 |
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 | 0
Loans Past Due Over 89 Days Still Accruing | 0 |
Commercial/Agricultural real estate: | Construction and land development |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 103 | 54
Nonaccrual with no Allowance for Credit Losses | 103 | 54
Loans Past Due Over 89 Days Still Accruing | 0 |
Commercial/Agricultural operating: | Commercial and industrial |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 597 | 0
Nonaccrual with no Allowance for Credit Losses | 564 | 0
Loans Past Due Over 89 Days Still Accruing | 0 |
Commercial/Agricultural operating: | Agricultural operating |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 793 | 1,180
Nonaccrual with no Allowance for Credit Losses | 793 | 1,180
Loans Past Due Over 89 Days Still Accruing | 0 |
Residential mortgage: | Residential mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 741 | 1,167
Nonaccrual with no Allowance for Credit Losses | 548 | 934
Loans Past Due Over 89 Days Still Accruing | 186 |
Residential mortgage: | Purchased HELOC loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 117 | 0
Nonaccrual with no Allowance for Credit Losses | 117 | 0
Loans Past Due Over 89 Days Still Accruing | 0 |
Consumer installment: | Originated indirect paper |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 1 | 15
Nonaccrual with no Allowance for Credit Losses | 1 | 15
Loans Past Due Over 89 Days Still Accruing | 0 |
Consumer installment: | Other consumer |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Total Nonaccrual Loans | 0 | 18
Nonaccrual with no Allowance for Credit Losses | 0 | $ 18
Loans Past Due Over 89 Days Still Accruing | $ 0 |

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