v3.26.1
Loans and Allowance for Credit Losses - Summary of Collateral Dependent Loans (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Line Items]        
Allowance for credit losses $ (172,427) $ (169,530) $ (183,178) $ (176,994)
Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 4,475 4,573    
Allowance for credit losses (94) (93)    
Real Estate | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 4,381 4,383    
Business Assets | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 94 190    
Commercial and industrial loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Allowance for credit losses (7,728) (8,757) (10,066) (11,051)
Commercial and industrial loans | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 94 190    
Allowance for credit losses (94) (93)    
Commercial and industrial loans | Real Estate | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 0 0    
Commercial and industrial loans | Business Assets | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 94 190    
Real Estate Portfolio Segment | Residential real estate loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Allowance for credit losses (8,498) (11,100) (13,443) (12,250)
Real Estate Portfolio Segment | Residential real estate loans | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 37 39    
Allowance for credit losses 0 0    
Real Estate Portfolio Segment | Residential real estate loans | Real Estate | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 37 39    
Real Estate Portfolio Segment | Residential real estate loans | Business Assets | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 0 0    
Real Estate Portfolio Segment | Commercial real estate loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Allowance for credit losses (6,010) (5,496) (8,110) (8,456)
Real Estate Portfolio Segment | Commercial real estate loans | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 4,344 4,344    
Allowance for credit losses 0 0    
Real Estate Portfolio Segment | Commercial real estate loans | Real Estate | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 4,344 4,344    
Real Estate Portfolio Segment | Commercial real estate loans | Business Assets | Collateral Dependent Loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Loans individually evaluted for credit losses 0 0    
Construction, land and land development loans        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Allowance for credit losses $ (6,101) $ (6,580) $ (4,531) $ (3,439)