Computation of Basic and Diluted Earnings Per Share (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended										12 Months Ended
	Feb. 02, 2013		Nov. 03, 2012	Aug. 04, 2012	May 05, 2012	Jan. 28, 2012		Oct. 29, 2011	Jul. 30, 2011	Apr. 30, 2011	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Earnings Per Share Disclosure [Line Items]
Net income	$ 104	[1],[2],[3]	$ 106	$ 59	$ 128	$ 81	[1],[2]	$ 66	$ 37	$ 94	$ 397	$ 278	$ 169
Weighted-average common shares outstanding											151.2	153.0	155.7
Basic earnings per share	$ 0.69	[1]	$ 0.70	$ 0.39	$ 0.84	$ 0.53	[1]	$ 0.43	$ 0.24	$ 0.61	$ 2.62	$ 1.81	$ 1.08
Weighted-average common shares outstanding											151.2	153.0	155.7
Dilutive effect of potential common shares											2.8	1.4	1.0
Weighted-average common shares outstanding assuming dilution											154.0	154.4	156.7
Diluted earnings per share	$ 0.68	[1]	$ 0.69	$ 0.39	$ 0.83	$ 0.53	[1]	$ 0.43	$ 0.24	$ 0.60	$ 2.58	$ 1.80	$ 1.07

[1] The fourth quarter of 2012 represents the 14 weeks ended February 2, 2013.

[2] During the fourth quarters of 2012 and 2011, the Company recorded impairment charges of $7 million and $5 million, respectively, related to its CCS tradename.

[3] During the fourth quarter of 2012, the Company recorded an impairment charge of $5 million related to CCS long-lived assets, representing a full impairment of the stores net book value as the Company has determined that all the stores will close in the first quarter of 2013.