v3.26.3
Allowance for Credit Losses - Schedule of Allowance for Credit Losses (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Jun. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Jun. 30, 2025
Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Line Items]            
Allowance for loan losses and unfunded lending-related commitments losses $ 485,840 $ 480,969 $ 460,205 $ 454,191 $ 457,063 $ 436,603
Allowance for held-to-maturity securities losses 213   260 395    
Allowance for credit losses 486,053   460,465 454,586    
Loans            
Financing Receivable, Allowance for Credit Loss [Line Items]            
Allowance for loan losses and unfunded lending-related commitments losses 401,729   379,283 386,622    
Unfunded lending-related commitments            
Financing Receivable, Allowance for Credit Loss [Line Items]            
Allowance for loan losses and unfunded lending-related commitments losses 84,111   80,922 67,569    
Loans and unfunded lending-related commitments            
Financing Receivable, Allowance for Credit Loss [Line Items]            
Allowance for loan losses and unfunded lending-related commitments losses $ 485,840   $ 460,205 $ 454,191