v3.26.1
Loan Servicing Activities - Schedule of Rollforward of Credit Losses (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]        
Beginning balance $ 48 $ 33 $ 46 $ 29
Credit loss expense 18 11 35 27
Reductions due to loan purchases (13) (11) (28) (23)
Ending balance $ 53 $ 33 $ 53 $ 33