v3.25.4
Employee Incentive, Retirement, Deferred Compensation, and Career Achievement Plans - Stock-Based Compensation Expense and Related Income Tax Benefit (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total share-based compensation expense $ 317 $ 337 $ 320
Income tax benefit on share-based compensation expense (76) (80) (76)
Restricted stock unit expense      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total share-based compensation expense 264 266 262
Stock option expense      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total share-based compensation expense 24 47 33
Employee stock purchase plan expense      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total share-based compensation expense 29 24 25
Share-Based Payment Arrangement, Option Exercised And Restricted Stock Units (RSUs) Vested      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Income tax benefit on share-based compensation expense $ (40) $ (20) $ (31)