Condensed Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Apr. 30, 2015	Apr. 30, 2014
Revenues:
Net sales	$ 114,002	$ 114,167
Membership and other income	824	793
Total revenues	114,826	114,960
Costs and expenses:
Cost of sales	86,483	86,714
Operating, selling, general and administrative expenses	22,663	22,053
Operating income	5,680	6,193
Interest:
Debt	523	531
Capital lease and financing obligations	320	61
Interest income	(19)	(24)
Interest, net	824	568
Income from continuing operations before income taxes	4,856	5,625
Provision for income taxes	1,573	1,914
Income from continuing operations	3,283	3,711
Income from discontinued operations, net of income taxes	0	15
Consolidated net income	3,283	3,726
Consolidated net income attributable to noncontrolling interest	58	(133)
Consolidated net income attributable to Walmart	$ 3,341	$ 3,593
Basic net income per common share:
Basic income per common share from continuing operations attributable to Walmart	$ 1.03	$ 1.10
Basic income per common share from discontinued operations attributable to Walmart	$ 0.00	$ 0.01
Basic net income per common share attributable to Walmart	$ 1.03	$ 1.11
Diluted net income per common share:
Diluted income per common share from continuing operations attributable to Walmart	$ 1.03	$ 1.10
Diluted income per common share from discontinued operations attributable to Walmart	$ 0.00	$ 0.01
Diluted net income per common share attributable to Walmart	$ 1.03	$ 1.11
Weighted-average common shares outstanding:
Basic	3,231	3,233
Diluted	3,243	3,248
Dividends declared per common share	$ 1.96	$ 1.92