v3.25.4
Mortgage Servicing Rights - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
FDIC Serviced Loans | Loan administration income on mortgage loans subserviced      
Servicing Assets at Fair Value [Line Items]      
Servicing fees, ancillary income and late fees $ 0 $ 10 $ 95