v3.26.1
LOANS AND ALLOWANCE FOR CREDIT LOSSES ON LOANS (Composition of Loan Portfolio) (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans $ 5,004,468 $ 4,965,138
Commercial Loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 2,622,313 2,602,544
Commercial real estate - non-owner-occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 1,778,428 1,778,985
Commercial real estate - owner-occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 412,674 406,120
Commercial    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 431,211 417,439
Retail Loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 2,382,155 2,362,594
Residential real estate    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 1,997,226 2,012,922
Home equity    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 367,818 332,256
Consumer    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans $ 17,111 $ 17,416