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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Collateral Dependent (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | --- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized Cost Basis | $ 6,368 | $ 6,471 |  |
Related Allowance | 22,522 | 21,388 | $ 20,471 | $ 22,517
Commercial and Industrial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized Cost Basis | 1,676 | 1,512 |  |
Related Allowance | 5,153 | 4,520 | 4,516 | 5,055
Commercial Mortgages |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized Cost Basis | 4,692 | 4,959 |  |
Related Allowance | 12,089 | 11,214 | $ 10,367 | $ 12,026
Collateral Pledged |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized Cost Basis | 5,012 | 5,089 |  |
Related Allowance | 299 | 171 |  |
Commercial Real Estate And Business Assets | Commercial and Industrial | Commercial and industrial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized Cost Basis | 320 | 130 |  |
Related Allowance | 159 | 65 |  |
Commercial Real Estate and Residential Real Estate | Commercial Mortgages | Owner occupied commercial real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized Cost Basis | 1,342 | 1,377 |  |
Related Allowance | 12 | 15 |  |
Commercial Real Estate and Residential Real Estate | Commercial Mortgages | Non-owner occupied commercial real estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized Cost Basis | 3,350 | 3,582 |  |
Related Allowance | $ 128 | $ 91 |  |

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