v3.26.1
Allowance for Credit Losses - Change in Liability for Off-balance Sheet Credit Exposures (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]        
Balance at beginning of period $ 162 $ 145 $ 166 $ 139
Provision charged (credited) to income (1) 13 (5) 19
Balance at end of period $ 161 $ 158 $ 161 $ 158