v3.26.3
Loans and Allowance for Credit Losses on Loans - Additional Information (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Financing Receivable, Allowance for Credit Losses [Line Items]      
Provision for credit losses on loans $ 47,755 $ 38,819  
Net charge-offs (recoveries) 47,979 36,502  
Total 24,082,990   $ 24,040,202
Commercial      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Provision for credit losses on loans 74,869 35,106  
Net charge-offs (recoveries) 41,072 35,992  
Total 13,428,328   12,163,545
Commercial | Asset Pledged as Collateral      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Total 25,700    
Commercial real estate      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Provision for credit losses on loans (24,286) (2,306)  
Net charge-offs (recoveries) 6,914 $ 518  
Total 4,786,513   5,378,712
Commercial real estate | Asset Pledged as Collateral      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Total 39,400    
Criticized      
Financing Receivable, Allowance for Credit Losses [Line Items]      
Total $ 782,400   $ 634,900