v3.26.1
Net Income Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2026
Jul. 31, 2025
Numerator        
Consolidated net income $ 6,529 $ 7,151 $ 12,019 $ 11,790
Consolidated net income attributable to noncontrolling interest (163) (125) (323) (277)
Consolidated net income attributable to Walmart $ 6,366 $ 7,026 $ 11,696 $ 11,513
Denominator        
Weighted-average common shares outstanding, basic (in shares) 7,954 7,978 7,962 7,994
Dilutive impact of share-based awards (in shares) 24 38 27 39
Weighted-average common shares outstanding, diluted (in shares) 7,978 8,016 7,989 8,033
Net income per common share attributable to Walmart        
Basic (in dollars per share) $ 0.80 $ 0.88 $ 1.47 $ 1.44
Diluted (in dollars per share) $ 0.80 $ 0.88 $ 1.46 $ 1.43