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Loans and Leases - Summary of Loans by Classification (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans [1] $ 6,770,208 $ 6,756,907
Loans Receivable    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 6,770,208 6,756,907
Construction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 269,571 300,941
Commercial real estate, other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 2,340,833 2,363,967
Commercial and industrial    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 1,646,797 1,535,755
Premium finance    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 228,883 253,075
Leases    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 350,226 365,649
Residential real estate    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 852,011 861,722
Home equity lines of credit    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 260,909 253,864
Consumer, indirect    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 699,854 700,582
Consumer, direct    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans 119,859 120,338
Deposit account overdrafts    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans $ 1,265 $ 1,014
[1] Also referred to throughout this Quarterly Report on Form 10-Q as "total loans" or "loans held for investment."