v3.26.3
Allowance for Credit Losses - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Financing Receivable, Allowance for Credit Loss [Line Items]          
Accrued interest related to financial assets held at amortized cost $ 343,300 $ 342,400 $ 343,300 $ 342,400 $ 312,200
Financial Asset, Amortized Cost, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] Accrued interest receivable and other Accrued interest receivable and other Accrued interest receivable and other Accrued interest receivable and other Accrued interest receivable and other
Nonaccrual loans with no related allowance for credit losses $ 62,000   $ 62,000    
Provision for credit losses 25,886 $ 21,771 78,654 $ 68,027  
Loan net charge-offs 21,000   52,900    
Provision for credit losses (7)   (47)    
Foreclosed residential real estate properties 0   0    
Commitments to lend 86,600 23,900 86,600 23,900  
Financing Receivable | Residential Real Estate          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Recorded investment, foreclosure proceedings in process $ 65,500 $ 67,000 $ 65,500 $ 67,000