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ALLOWANCE FOR CREDIT LOSSES - LOANS - Allowance for credit losses by loan portfolio segment (Details) - USD ($) | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | $ 13,912,000 | $ 15,053,000 | $ 13,912,000 | $ 15,053,000 | $ 10,743,000
CHARGE- OFFS |  |  | (2,205,000) | (3,641,000) |
RECOVERIES |  |  | 182,000 | 184,000 |
PROVISION (RECOVERY) | 1,000,000 |  | 882,000 | 6,563,000 |
ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | 1,200,000 |  | 1,200,000 |  |
Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | 1,204,000
Other commercial and industrial |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | 2,860,000 | 3,030,000 | 2,860,000 | 3,030,000 |
CHARGE- OFFS |  |  | (427,000) | (480,000) |
RECOVERIES |  |  | 45,000 | 3,000 |
PROVISION (RECOVERY) |  |  | 212,000 | 599,000 |
Other commercial and industrial | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | 2,908,000
Other commercial real estate (non-owner occupied) |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | 3,451,000 | 3,428,000 | 3,451,000 | 3,428,000 | 5,972,000
CHARGE- OFFS |  |  | (1,571,000) | (804,000) |
RECOVERIES |  |  | 11,000 | 14,000 |
PROVISION (RECOVERY) |  |  | 1,583,000 | 1,022,000 |
Other commercial real estate (non-owner occupied) | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | (2,776,000)
Residential mortgages |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | 839,000 | 1,021,000 | 839,000 | 1,021,000 | 1,380,000
CHARGE- OFFS |  |  | 0 | (54,000) |
RECOVERIES |  |  | 18,000 | 14,000 |
PROVISION (RECOVERY) |  |  | (200,000) | 36,000 |
Residential mortgages | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | (355,000)
Allocation for general risk |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | 653,000
Allocation for general risk | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | (653,000)
Commercial Portfolio Segment |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
CHARGE- OFFS |  |  | (1,998,000) | (3,312,000) |
Commercial Portfolio Segment | Commercial real estate (owner occupied) |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | 398,000 | 1,529,000 | 398,000 | 1,529,000 |
CHARGE- OFFS |  |  | 0 |  |
RECOVERIES |  |  | 24,000 | 24,000 |
PROVISION (RECOVERY) |  |  | (1,155,000) | 125,000 |
Commercial Portfolio Segment | Commercial real estate (owner occupied) | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | 1,380,000
Commercial Portfolio Segment | Other commercial and industrial |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
CHARGE- OFFS |  | (405,000) | (427,000) | (480,000) |
Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - retail |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | 3,695,000 | 3,488,000 | 3,695,000 | 3,488,000 |
CHARGE- OFFS |  |  | 0 | (2,028,000) |
RECOVERIES |  |  | 0 |  |
PROVISION (RECOVERY) |  |  | 207,000 | 4,084,000 |
Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - retail | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | 1,432,000
Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - multi-family |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | 1,478,000 | 1,430,000 | 1,478,000 | 1,430,000 |
CHARGE- OFFS |  |  | 0 |  |
RECOVERIES |  |  | 3,000 | 6,000 |
PROVISION (RECOVERY) |  |  | 45,000 | 198,000 |
Commercial Portfolio Segment | Commercial real estate (non-owner occupied) - multi-family | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | 1,226,000
Commercial Portfolio Segment | Other commercial real estate (non-owner occupied) |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
CHARGE- OFFS |  |  | (1,571,000) | (804,000) |
Commercial Portfolio Segment | Commercial (owner occupied real estate and other) |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | 2,653,000
Commercial Portfolio Segment | Commercial (owner occupied real estate and other) | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | (2,653,000)
Consumer |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
CHARGE- OFFS |  |  | (207,000) | (329,000) |
Consumer | Residential mortgages |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
CHARGE- OFFS |  |  |  | (54,000) |
Consumer | Consumer |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans | $ 1,191,000 | $ 1,127,000 | 1,191,000 | 1,127,000 | 85,000
CHARGE- OFFS |  |  | (207,000) | (275,000) |
RECOVERIES |  |  | 81,000 | 123,000 |
PROVISION (RECOVERY) |  |  | $ 190,000 | $ 499,000 |
Consumer | Consumer | Cumulative Effect, Period of Adoption, Adjustment | ASU 2016-13 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Allowance for credit losses - Loans |  |  |  |  | $ 695,000

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