LOANS AND CREDIT QUALITY (Loans and Leases) (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| LOANS AND LEASES | ||
| Loans | $ 5,313,070 | $ 5,289,096 |
| Commercial and Industrial | ||
| LOANS AND LEASES | ||
| Loans | 578,574 | 594,592 |
| Real Estate Portfolio Segment | Construction | ||
| LOANS AND LEASES | ||
| Loans | 217,144 | 213,191 |
| Real Estate Portfolio Segment | Residential Mortgage | ||
| LOANS AND LEASES | ||
| Loans | 1,802,348 | 1,839,191 |
| Real Estate Portfolio Segment | Home Equity | ||
| LOANS AND LEASES | ||
| Loans | 568,114 | 600,082 |
| Real Estate Portfolio Segment | Commercial Mortgage | ||
| LOANS AND LEASES | ||
| Loans | 1,713,014 | 1,594,433 |
| Consumer | ||
| LOANS AND LEASES | ||
| Loans | $ 433,876 | $ 447,607 |