v3.26.1
Goodwill and Other Intangibles (Changes in the Carrying Amount of Goodwill) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Goodwill [Roll Forward]    
Balance at January 1, $ 24,337 $ 23,306
Goodwill acquired 26 33
Other adjustments (90) 199
Balance at March 31, $ 24,273 $ 23,538