Goodwill (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Jan. 31, 2015	Feb. 01, 2014
Goodwill [Line Items]
Goodwill Beginning Balance	$ 163us-gaap_Goodwill	$ 145us-gaap_Goodwill
Goodwill from Runners Point Group acquisition		18us-gaap_GoodwillAcquiredDuringPeriod
Foreign currency translation adjustment	(6)us-gaap_GoodwillTranslationAdjustments
Goodwill Ending Balance	157us-gaap_Goodwill	163us-gaap_Goodwill
Athletic Stores
Goodwill [Line Items]
Goodwill Beginning Balance	21	18
Goodwill from Runners Point Group acquisition		3
Foreign currency translation adjustment	(4)
Goodwill Ending Balance	17	21
Direct-to-Customers
Goodwill [Line Items]
Goodwill Beginning Balance	142	127
Goodwill from Runners Point Group acquisition		15
Foreign currency translation adjustment	(2)
Goodwill Ending Balance	$ 140	$ 142

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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- Definition

Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

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-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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