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ALLOWANCE FOR CREDIT LOSSES AND CREDIT QUALITY - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) borrower loan | Dec. 31, 2020 USD ($) borrower
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Loan amount of credit quality analysis | $ 250,000 |  |
Loans modified In troubled debt restructured loans |  | $ 2,200,000 |
Number of loans modified | loan |  | 8 |
Increase in allowance for loan loss |  | $ (423,000) |
Financing receivable, loan portfolio, deferrals, COVID-19 |  | 11,000 | $ 100,700,000
Financing receivable, loan portfolio, deferrals, COVID-19, borrowers | borrower |  |  | 49
Financing receivable, loan portfolio, deferrals, COVID-19, percentage of loan portfolio (as a percent) |  |  | 2.20%
Financing receivable, loan portfolio, deferrals, COVID-19, period |  |  | 90 days
Total commercial loans |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Financing receivable, loan portfolio, deferrals, COVID-19 |  |  | $ 98,200,000
Financing receivable, loan portfolio, deferrals, COVID-19, borrowers | borrower |  |  | 22
Financing receivable, loan portfolio, deferrals, COVID-19, percentage of loan portfolio (as a percent) |  |  | 2.30%
Loans under second deferral action |  |  | $ 22,800,000
Loans under first deferral action |  |  | 11,900,000
Loans under third deferral action |  |  | 41,900,000
Loans under fourth deferral action |  |  | 24,100,000
Total consumer loans |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Loans modified In troubled debt restructured loans |  | $ 5,800,000 |
Financing receivable, loan portfolio, deferrals, COVID-19 |  |  | $ 2,500,000
Financing receivable, loan portfolio, deferrals, COVID-19, borrowers | borrower |  | 1 | 27
Financing receivable, loan portfolio, deferrals, COVID-19, percentage of loan portfolio (as a percent) |  |  | 0.70%
PPP | Pass |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Loans receivable before allowance for credit loss | $ 1,500,000 | $ 26,200,000 |
Commercial real estate |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |
Financing receivable, loan portfolio, deferrals, COVID-19, borrowers | borrower |  |  | 2
Financing receivable loan portfolio deferrals covid19 loans under fourth deferral action, percentage |  |  | 90.00%

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