v3.26.1
Net Income Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Numerator    
Consolidated net income $ 5,490 $ 4,639
Consolidated net income attributable to noncontrolling interest (160) (152)
Consolidated net income attributable to Walmart $ 5,330 $ 4,487
Denominator    
Weighted-average common shares outstanding, basic (in shares) 7,969 8,011
Dilutive impact of share-based awards (in shares) 30 40
Weighted-average common shares outstanding, diluted (in shares) 7,999 8,051
Net income per common share attributable to Walmart    
Basic (in dollars per share) $ 0.67 $ 0.56
Diluted (in dollars per share) $ 0.67 $ 0.56