Summary of Goodwill by Reportable Segment (Detail) (USD $) In Millions, unless otherwise specified	Apr. 28, 2012	Jan. 28, 2012		Apr. 30, 2011
Goodwill [Line Items]
Goodwill	$ 144	$ 144	[1]	$ 146
Athletic Stores
Goodwill [Line Items]
Goodwill	17	17		19
Direct-to-Customers
Goodwill [Line Items]
Goodwill	$ 127	$ 127		$ 127

[1] The balance sheet at January 28, 2012 has been derived from the previously reported audited financial statements at that date, but does not include all of the information and footnotes required by U.S. generally accepted accounting principles for complete financial statements. For further information, refer to the consolidated financial statements and footnotes thereto included in the Company's Annual Report on Form 10-K for the year ended January 28, 2012.