v3.26.1
Variable Interest Entities - Tax Credits (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Variable Interest Entity [Line Items]        
Income recorded on investments within other fee revenue $ 138 $ 127 $ 245 $ 226
Income recorded in total revenue 4,048 3,448 7,844 6,732
VIE - not primary beneficiary        
Variable Interest Entity [Line Items]        
Income recorded on investments within other fee revenue 5 3 9 6
Income recorded in total revenue 5 3 9 6
Tax credits and benefits recognized in income tax expense 58 57 104 112
Proportional amortization recognized in income tax expense (45) (44) (81) (87)
Net benefits included in income tax expense 13 13 23 25
Net benefit attributable to tax-advantaged investments included in the consolidated statement of income for which proportional amortization has been elected $ 18 $ 16 $ 32 $ 31