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LOANS AND ALLOWANCE FOR LOAN LOSSES - Troubled Debt Restructurings Narrative (Details) | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) loan
Financing Receivable, Modifications [Line Items] |  |
Recorded investment in troubled debt restructurings | $ 5,400,000 | $ 10,300,000
Specific reserves allocated to troubled debt restructuring | 200,000 | 1,900,000
Troubled debt restructurings accruing interest under modified terms | 1,400,000 | 5,600,000
Troubled debt restructurings on non-accrual status | 4,000,000 | 4,700,000
Additional amounts committed to customers with loans classified as troubled debt restructurings | $ 0 | $ 0
Number of loans | loan |  | 6
Increase in allowance for loan losses related to troubled debt restructurings |  | $ 1,700,000
Charge offs |  | 0
Number of days past due after which a loan is considered to be in payment default | 90 days |
Default payments | $ 0 | $ 0
Commercial Mortgages | Commercial mortgages |  |
Financing Receivable, Modifications [Line Items] |  |
Number of loans | loan |  | 4
Commercial and industrial | Commercial, and Agricultural |  |
Financing Receivable, Modifications [Line Items] |  |
Number of loans | loan |  | 2

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