v3.25.4
Segments and Disaggregated Revenue - Schedule of Segment Reporting Information by Segment (Details) - USD ($)
$ in Millions
 12 Months Ended
Jan. 31, 2026
Jan. 31, 2025
Jan. 31, 2024
Segment Reporting Information [Line Items]      
Net sales $ 706,413 $ 674,538 $ 642,637
Membership and other income 6,750 6,447 5,488
Total revenues 713,163 680,985 648,125
Cost of sales 535,395 511,753 490,142
Operating, selling, general and administrative expenses 147,943 139,884 130,971
Operating income 29,825 29,348 27,012
Interest, net 2,431 2,245 2,137
Other (gains) and losses (2,075) 794 3,027
Income before income taxes 29,469 26,309 21,848
Total assets 284,668 260,823 252,399
Depreciation and amortization 14,203 12,973 11,853
Capital expenditures 26,642 23,783 20,606
Corporate and support      
Segment Reporting Information [Line Items]      
Membership and other income 36 52 44
Operating, selling, general and administrative expenses 2,914 2,491 2,287
Operating income (2,878) (2,439) (2,243)
Depreciation and amortization 1,727 1,458 1,381
Capital expenditures 2,374 2,927 2,777
Walmart U.S.      
Segment Reporting Information [Line Items]      
Net sales 482,975 462,415 441,817
Walmart U.S. | Operating Segments      
Segment Reporting Information [Line Items]      
Net sales 482,975 462,415 441,817
Membership and other income 2,624 2,594 1,985
Total revenues 485,599 465,009 443,802
Cost of sales 350,360 336,451 323,563
Operating, selling, general and administrative expenses 110,081 104,676 98,085
Operating income 25,158 23,882 22,154
Total assets 165,627 150,006 137,782
Depreciation and amortization 9,390 8,549 7,671
Capital expenditures 20,157 16,466 13,877
Walmart U.S. | Corporate and support      
Segment Reporting Information [Line Items]      
Total assets 15,762 13,939 12,799
Walmart International      
Segment Reporting Information [Line Items]      
Net sales 130,423 121,885 114,641
Walmart International | Operating Segments      
Segment Reporting Information [Line Items]      
Net sales 130,423 121,885 114,641
Membership and other income 1,565 1,478 1,408
Total revenues 131,988 123,363 116,049
Cost of sales 102,576 95,267 89,831
Operating, selling, general and administrative expenses 24,309 22,595 21,309
Operating income 5,103 5,501 4,909
Total assets 86,093 80,016 86,136
Depreciation and amortization 2,304 2,260 2,159
Capital expenditures 3,197 3,178 2,911
Sam's Club U.S.      
Segment Reporting Information [Line Items]      
Net sales 93,015 90,238 86,179
Fuel-related expenses 8,700 9,900 10,600
Sam's Club U.S. | Operating Segments      
Segment Reporting Information [Line Items]      
Net sales 93,015 90,238 86,179
Membership and other income 2,525 2,323 2,051
Total revenues 95,540 92,561 88,230
Cost of sales 82,459 80,035 76,748
Operating, selling, general and administrative expenses 10,639 10,122 9,290
Operating income 2,442 2,404 2,192
Total assets 17,186 16,862 15,682
Depreciation and amortization 782 706 642
Capital expenditures $ 914 $ 1,212 $ 1,041