v3.26.1
Document and Entity Information
Apr. 27, 2026
Document And Entity Information [Line Items]  
Amendment Flag false
Entity Central Index Key 0000104169
Document Type 8-K
Document Period End Date Apr. 27, 2026
Entity Registrant Name Walmart Inc.
Entity Incorporation State Country Code DE
Entity File Number 001-06991
Entity Tax Identification Number 71-0415188
Entity Address, Address Line One 1 Customer Drive
Entity Address, City or Town Bentonville
Entity Address, State or Province AR
Entity Address, Postal Zip Code 72716
City Area Code (479)
Local Phone Number 273-4000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stockparvalue 0.10pershare [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock, par value $0.10 per share
Trading Symbol WMT
Security Exchange Name NASDAQ
A 1050 Notes Due 2026 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 1.050% Notes due 2026
Trading Symbol WMT26A
Security Exchange Name NASDAQ
A 1500 Notes Due 2028 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 1.500% Notes due 2028
Trading Symbol WMT28C
Security Exchange Name NASDAQ
A 4875 Notes Due 2029 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 4.875% Notes due 2029
Trading Symbol WMT29B
Security Exchange Name NASDAQ
A 5750 Notes Due 2030 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.750% Notes due 2030
Trading Symbol WMT30B
Security Exchange Name NASDAQ
A 1800 Notes Due 2031 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 1.800% Notes due 2031
Trading Symbol WMT31A
Security Exchange Name NASDAQ
A 5625 Notes Due 2034 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.625% Notes due 2034
Trading Symbol WMT34
Security Exchange Name NASDAQ
A 5250 Notes Due 2035 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.250% Notes due 2035
Trading Symbol WMT35A
Security Exchange Name NASDAQ
A 4875 Notes Due 2039 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 4.875% Notes due 2039
Trading Symbol WMT39
Security Exchange Name NASDAQ