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ALLOWANCE FOR LOAN LOSSES - Present impaired loans by portfolio segment (Details) - USD ($) | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | $ 3,575,000 | $ 2,170,000 |
Related Allowance |  | 3,000 | $ 5,000
Unpaid Principal Balance | 3,883,000 | 2,287,000 |
Loans, net of unearned income | 990,766,000 | 985,054,000 |
Commercial. |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans, net of unearned income |  | 251,137,000 |
Commercial loans secured by non-owner occupied real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans, net of unearned income | 450,744,000 | 430,825,000 |
CONSUMER |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans, net of unearned income | 13,473,000 | 15,096,000 |
Impaired Loans with Specific Allowance |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | 1,992,000 | 2,170,000 |
Related Allowance | 523,000 | 633,000 |
Impaired Loans With No Specific Allowance |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | 1,583,000 | 0 |
Commercial |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans, net of unearned income | 679,322,000 | 681,962,000 |
Commercial | Commercial. |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | 1,989,000 | 2,165,000 |
Unpaid Principal Balance | 2,240,000 | 2,260,000 |
Loans, net of unearned income | 228,578,000 |  |
Commercial | Commercial loans secured by non-owner occupied real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | 1,586,000 | 5,000 |
Unpaid Principal Balance | 1,643,000 | 27,000 |
Loans, net of unearned income | 450,744,000 | 430,825,000 |
Commercial | Impaired Loans with Specific Allowance | Commercial. |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | 1,989,000 | 2,165,000 |
Related Allowance | 520,000 | 628,000 |
Commercial | Impaired Loans with Specific Allowance | Commercial loans secured by non-owner occupied real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | 3,000 | 5,000 |
Related Allowance | 3,000 | 5,000 |
Commercial | Impaired Loans With No Specific Allowance | Commercial. |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment |  | 0 |
Commercial | Impaired Loans With No Specific Allowance | Commercial loans secured by non-owner occupied real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Recorded Investment | 1,583,000 | 0 |
Consumer. | CONSUMER |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loans, net of unearned income | $ 13,473,000 | $ 15,096,000 |

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