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LOANS AND LEASES - Financial Difficulty Modifications, Payment Status (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring, Subsequent Default | $ 100 | $ 400 | $ 500 | $ 600 |
Financial Receivables, Financial Difficulty Modifications | 29,218 |  | 29,218 |  | $ 8,506
Financial Receivables, Financial Difficulty Modifications | 29,218 |  | 29,218 |  | 8,506
Financial Asset, 1 to 29 Days Past Due |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 28,932 |  | 28,932 |  | 7,911
Financial Receivables, Financial Difficulty Modifications | 28,932 |  | 28,932 |  | 7,911
Financial Asset, 30 to 59 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 86 |  | 86 |  | 538
Financial Receivables, Financial Difficulty Modifications | 86 |  | 86 |  | 538
Financial Asset, 60 to 89 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 75 |  | 75 |  | 0
Financial Receivables, Financial Difficulty Modifications | 75 |  | 75 |  | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 125 |  | 125 |  | 57
Financial Receivables, Financial Difficulty Modifications | 125 |  | 125 |  | 57
Residential Portfolio Segment [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 2,235 |  | 2,235 |  | 1,929
Financial Receivables, Financial Difficulty Modifications | 2,235 |  | 2,235 |  | 1,929
Residential Portfolio Segment [Member] | Financial Asset, 1 to 29 Days Past Due |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 1,949 |  | 1,949 |  | 1,334
Financial Receivables, Financial Difficulty Modifications | 1,949 |  | 1,949 |  | 1,334
Residential Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 86 |  | 86 |  | 538
Financial Receivables, Financial Difficulty Modifications | 86 |  | 86 |  | 538
Residential Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 75 |  | 75 |  | 0
Financial Receivables, Financial Difficulty Modifications | 75 |  | 75 |  | 0
Residential Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 125 |  | 125 |  | 57
Financial Receivables, Financial Difficulty Modifications | 125 |  | 125 |  | 57
Home equity |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 299 |  | 299 |  | 182
Financial Receivables, Financial Difficulty Modifications | 299 |  | 299 |  | 182
Home equity | Financial Asset, 1 to 29 Days Past Due |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 299 |  | 299 |  | 182
Financial Receivables, Financial Difficulty Modifications | 299 |  | 299 |  | 182
Home equity | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Home equity | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Home equity | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Commercial |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 16,184 |  | 16,184 |  | 6,395
Financial Receivables, Financial Difficulty Modifications | 16,184 |  | 16,184 |  | 6,395
Commercial | Financial Asset, 1 to 29 Days Past Due |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 16,184 |  | 16,184 |  | 6,395
Financial Receivables, Financial Difficulty Modifications | 16,184 |  | 16,184 |  | 6,395
Commercial | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Commercial | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Commercial | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | 0
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  | $ 0
Construction real estate |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 10,500 |  | 10,500 |  |
Financial Receivables, Financial Difficulty Modifications | 10,500 |  | 10,500 |  |
Construction real estate | Financial Asset, 1 to 29 Days Past Due |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 10,500 |  | 10,500 |  |
Financial Receivables, Financial Difficulty Modifications | 10,500 |  | 10,500 |  |
Construction real estate | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  |
Construction real estate | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  |
Construction real estate | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |  |
Financial Receivables, Financial Difficulty Modifications | 0 |  | 0 |  |
Financial Receivables, Financial Difficulty Modifications | $ 0 |  | $ 0 |  |

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