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LOANS AND ALLOWANCE FOR CREDIT LOSSES ON LOANS (Composition of Loan Portfolio) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | $ 5,002,927 | $ 4,115,259
Commercial Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 2,653,209 | 2,094,749
Commercial real estate - non-owner-occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 1,771,804 | 1,387,252
Commercial real estate - owner-occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 401,944 | 324,712
Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 479,461 | 382,785
Retail Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 2,349,718 | 2,020,510
Residential real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 2,017,675 | 1,752,249
Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | 313,951 | 253,251
Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans | $ 18,092 | $ 15,010

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