Segment Information (Sales and Division Operating Results for Reportable Segments) (Details) - USD ($) $ in Millions		3 Months Ended
		Apr. 30, 2016	May. 02, 2015
Segment Reporting Information [Line Items]
Sales		$ 1,987	$ 1,916
Division profit		315	307
Less: Corporate expense		19	17
Operating profit		296	290
Interest expense, net			1
Other income	[1]	2	1
Income before income taxes		298	290
Athletic Stores [Member]
Segment Reporting Information [Line Items]
Sales		1,735	1,681
Operating results before restructuring income		277	267
Direct-to-Customers [Member]
Segment Reporting Information [Line Items]
Sales		252	235
Operating results before restructuring income		$ 38	$ 40

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