v3.26.3
Earnings Per Share - Schedule of Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Earnings Per Share [Abstract]        
Net income $ 3,455 $ 2,714 $ 9,198 $ 8,889
Weighted-average shares outstanding - basic (in shares) 1,070,648,134 1,123,754,096 1,084,089,790 1,133,743,367
Effect of dilutive securities:        
Outstanding stock options and unvested stock awards (in shares) 982,300 2,873,612 1,386,893 3,177,154
Weighted-average shares outstanding - diluted (in shares) 1,071,630,434 1,126,627,708 1,085,476,683 1,136,920,521
Earnings per share - basic (in USD per share) $ 3.23 $ 2.42 $ 8.49 $ 7.84
Earnings per share - diluted (in USD per share) $ 3.22 $ 2.41 $ 8.47 $ 7.82
Outstanding stock options and unvested stock awards        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Potentially dilutive securities (in shares) 4,522,299 2,630,711 3,938,203 1,588,901