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LOANS AND RELATED ALLOWANCE FOR LOAN LOSSES, Trouble Debt Restructuring (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) Contract | Dec. 31, 2020 USD ($) Contract | Dec. 31, 2019 USD ($) Contract
LOANS AND RELATED ALLOWANCE FOR LOAN LOSSES [Abstract] |  |  |
Reserves of allowance for loan losses | $ 26 | $ 257 | $ 345
Recidivism receivables [Abstract] |  |  |
Number of contract, subsequently defaults | Contract | 0 | 1 | 4
Total recidivism, Recorded investment | $ 0 | $ 110 | $ 1,576
Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract | 0 | 0 | 0
Pre-modification outstanding recorded investment | $ 0 | $ 0 | $ 0
Post-modification outstanding recorded investment | $ 0 | $ 0 | $ 0
Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract | 8 | 17 | 20
Pre-modification outstanding recorded investment | $ 3,559 | $ 4,068 | $ 3,805
Post-modification outstanding recorded investment | $ 3,559 | $ 4,068 | $ 3,805
Real Estate Loans [Member] | Mortgages [Member] | Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 0 | 0
Pre-modification outstanding recorded investment |  | $ 0 | $ 0
Post-modification outstanding recorded investment |  | $ 0 | $ 0
Real Estate Loans [Member] | Mortgages [Member] | Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 1 | 1
Pre-modification outstanding recorded investment |  | $ 2 | $ 4
Post-modification outstanding recorded investment |  | $ 2 | $ 4
Real Estate Loans [Member] | Home Equity [Member] | Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  |  | 0
Pre-modification outstanding recorded investment |  |  | $ 0
Post-modification outstanding recorded investment |  |  | $ 0
Real Estate Loans [Member] | Home Equity [Member] | Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  |  | 1
Pre-modification outstanding recorded investment |  |  | $ 40
Post-modification outstanding recorded investment |  |  | $ 40
Real Estate Loans [Member] | Commercial [Member] |  |  |
Recidivism receivables [Abstract] |  |  |
Number of contract, subsequently defaults | Contract | 0 | 1 | 0
Total recidivism, Recorded investment | $ 0 | $ 110 | $ 0
Real Estate Loans [Member] | Commercial [Member] | Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract | 0 | 0 | 0
Pre-modification outstanding recorded investment | $ 0 | $ 0 | $ 0
Post-modification outstanding recorded investment | $ 0 | $ 0 | $ 0
Real Estate Loans [Member] | Commercial [Member] | Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract | 4 | 10 | 6
Pre-modification outstanding recorded investment | $ 1,469 | $ 2,456 | $ 918
Post-modification outstanding recorded investment | $ 1,469 | $ 2,456 | $ 918
Real Estate Loans [Member] | Agricultural [Member] |  |  |
Recidivism receivables [Abstract] |  |  |
Number of contract, subsequently defaults | Contract | 0 | 0 | 1
Total recidivism, Recorded investment | $ 0 | $ 0 | $ 1,439
Real Estate Loans [Member] | Agricultural [Member] | Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract | 0 | 0 | 0
Pre-modification outstanding recorded investment | $ 0 | $ 0 | $ 0
Post-modification outstanding recorded investment | $ 0 | $ 0 | $ 0
Real Estate Loans [Member] | Agricultural [Member] | Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract | 4 | 2 | 5
Pre-modification outstanding recorded investment | $ 2,090 | $ 494 | $ 1,731
Post-modification outstanding recorded investment | $ 2,090 | $ 494 | $ 1,731
Other Commercial Loans [Member] | Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 0 | 0
Pre-modification outstanding recorded investment |  | $ 0 | $ 0
Other Commercial Loans [Member] | Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 2 | 1
Pre-modification outstanding recorded investment |  | $ 1,094 | $ 55
Post-modification outstanding recorded investment |  | $ 1,094 | $ 55
Other Agricultural Loans [Member] |  |  |
Recidivism receivables [Abstract] |  |  |
Number of contract, subsequently defaults | Contract | 0 | 0 | 3
Total recidivism, Recorded investment | $ 0 | $ 0 | $ 137
Other Agricultural Loans [Member] | Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 0 | 0
Pre-modification outstanding recorded investment |  | $ 0 | $ 0
Post-modification outstanding recorded investment |  | $ 0 | $ 0
Other Agricultural Loans [Member] | Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 1 | 5
Pre-modification outstanding recorded investment |  | $ 19 | $ 1,054
Post-modification outstanding recorded investment |  | $ 19 | $ 1,054
Consumer [Member] | Interest Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 0 | 0
Pre-modification outstanding recorded investment |  | $ 0 |
Consumer [Member] | Term Modification [Member] |  |  |
Financing receivable modifications [Abstract] |  |  |
Number of contracts | Contract |  | 1 | 1
Pre-modification outstanding recorded investment |  | $ 3 | $ 3
Post-modification outstanding recorded investment |  | $ 3 | $ 3

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