v3.26.1
Sales of Receivables and Servicing Rights - Changes in the Servicing Assets (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Servicing Asset at Fair Value, Amount [Roll Forward]    
Balance, beginning of period $ 1,598 $ 1,704
Servicing rights originated 23 9
Changes in fair value:    
Due to changes in inputs or assumptions 1 (16)
Other changes in fair value (39) (34)
Balance, end of period $ 1,583 $ 1,663