Sales and Division Operating Results for Reportable Segments (Detail) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
Segment Reporting Information [Line Items]
Sales		$ 1,695	$ 1,641	$ 3,611	$ 3,509
Division profit		203	163	510	438
Less: Corporate expense, net		17	19	34	40
Operating profit		186	144	476	398
Other income	[1]	0	1	1	2
Interest expense, net		1	1	2	2
Income before income taxes		185	144	475	398
Athletic Stores
Segment Reporting Information [Line Items]
Sales		1,503	1,468	3,184	3,125
Operating results before restructuring income	[2]	176	149	443	396
Direct-to-Customers
Segment Reporting Information [Line Items]
Sales		192	173	427	384
Operating results before restructuring income	[3]	$ 27	$ 14	$ 67	$ 42

[1] Other income includes non-operating items, such as lease termination gains, royalty income, and the changes in fair value, premiums paid, and realized gains associated with foreign currency option contracts.

[2] Included in the twenty-six weeks ended August 2, 2014 is a non-cash impairment charge of $1 million to fully write down the remaining value of the tradename related to the Company’s stores in the Republic of Ireland.

[3] Included in both the thirteen and twenty-six weeks ended August 2, 2014 is a $2 million impairment charge related to the CCS tradename.