v3.25.4
EARNINGS/(LOSS) PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Earnings Per Share [Abstract]      
Net earnings/(loss) attributable to BMS $ 7,054 $ (8,948) $ 8,025
Weighted-average common shares outstanding - basic (in shares) 2,034 2,027 2,069
Incremental shares attributable to share-based compensation plans (in shares) 5 0 9
Weighted-average common shares outstanding - diluted (in shares) 2,039 2,027 2,078
Earnings/(Loss) per common share      
Basic (in dollars per share) $ 3.47 $ (4.41) $ 3.88
Diluted (in dollars per share) $ 3.46 $ (4.41) $ 3.86
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 0 38 0