Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2015	Oct. 31, 2014
Revenues:
Net sales	$ 116,598	$ 118,076	$ 349,930	$ 351,579
Membership and other income	810	925	2,533	2,507
Total revenues	117,408	119,001	352,463	354,086
Costs and expenses:
Cost of sales	87,446	89,247	263,985	265,971
Operating, selling, general and administrative expenses	24,248	23,489	71,015	68,917
Operating income	5,714	6,265	17,463	19,198
Interest:
Debt	509	561	1,555	1,601
Capital lease and financing obligations	64	115	428	237
Interest income	(21)	(20)	(64)	(76)
Interest, net	552	656	1,919	1,762
Income from continuing operations before income taxes	5,162	5,609	15,544	17,436
Provision for income taxes	1,748	1,783	5,212	5,810
Income from continuing operations	3,414	3,826	10,332	11,626
Income from discontinued operations, net of income taxes	0	0	0	285
Consolidated net income	3,414	3,826	10,332	11,911
Consolidated net income attributable to noncontrolling interest	(110)	(115)	(212)	(514)
Consolidated net income attributable to Walmart	$ 3,304	$ 3,711	$ 10,120	$ 11,397
Basic net income per common share:
Basic income per common share from continuing operations attributable to Walmart	$ 1.03	$ 1.15	$ 3.14	$ 3.47
Basic income per common share from discontinued operations attributable to Walmart	0.00	0.00	0.00	0.06
Basic net income per common share attributable to Walmart	1.03	1.15	3.14	3.53
Diluted net income per common share:
Diluted income per common share from continuing operations attributable to Walmart	1.03	1.15	3.13	3.46
Diluted income per common share from discontinued operations attributable to Walmart	0.00	0.00	0.00	0.05
Diluted net income per common share attributable to Walmart	$ 1.03	$ 1.15	$ 3.13	$ 3.51
Weighted-average common shares outstanding:
Basic	3,210	3,229	3,221	3,231
Diluted	3,219	3,240	3,231	3,243
Dividends declared per common share	$ 0.00	$ 0.00	$ 1.96	$ 1.92