Segment Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Segment Reporting, Asset Reconciling Item [Line Items]
Depreciation and amortization	$ 110	$ 106	$ 112
Capital Expenditures	152	97	89
Total Assets	3,050	2,896	2,816
Athletic Stores
Segment Reporting, Asset Reconciling Item [Line Items]
Depreciation and amortization	90	85	90
Capital Expenditures	117	72	70
Total Assets	2,065	1,993	1,875
Direct-to-Customers
Segment Reporting, Asset Reconciling Item [Line Items]
Depreciation and amortization	9	9	9
Capital Expenditures	6	4	5
Total Assets	284	280	289
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Depreciation and amortization	99	94	99
Capital Expenditures	123	76	75
Total Assets	2,349	2,273	2,164
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Depreciation and amortization	11	12	13
Capital Expenditures	29	21	14
Total Assets	$ 701	$ 623	$ 652