Condensed Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data	3 Months Ended
	Apr. 30, 2011		Apr. 30, 2010
Revenues:
Net sales	$ 103,415		$ 99,097
Membership and other income	774		714
Revenues, total	104,189		99,811
Costs and expenses:
Cost of sales	78,177		74,618
Operating, selling, general and administrative expenses	20,116		19,456
Operating income	5,896		5,737
Interest:
Debt	491		455
Capital leases	71		67
Interest income	(44)		(51)
Interest, net	518		471
Income from continuing operations before income taxes	5,378		5,266
Provision for income taxes	1,800		1,822
Income from continuing operations	3,578		3,444
Loss from discontinued operations, net of tax	(28)
Consolidated net income	3,550	[1]	3,444	[1]
Less consolidated net income attributable to noncontrolling interest	(151)	[1]	(143)	[1]
Consolidated net income attributable to Walmart	$ 3,399		$ 3,301
Basic net income per common share:
Basic income per common share from continuing operations attributable to Walmart	$ 0.98		$ 0.88
Basic loss per common share from discontinued operations attributable to Walmart	$ (0.01)
Basic net income per common share attributable to Walmart	$ 0.97		$ 0.88
Diluted net income per common share:
Diluted income per common share from continuing operations attributable to Walmart	$ 0.98		$ 0.87
Diluted loss per common share from discontinued operations attributable to Walmart	$ (0.01)
Diluted net income per common share attributable to Walmart	$ 0.97		$ 0.87
Weighted-average number of common shares:
Basic	3,497		3,765
Diluted	3,513		3,781
Dividends declared per common share	$ 1.46		$ 1.21

[1] Includes $17 million and $3 million for the three months ended April 30, 2011 and 2010, respectively, related to the redeemable noncontrolling interest.