Schedule of Stock-Settled SARs (Detail)	3 Months Ended				6 Months Ended
	Jul. 28, 2012		Jul. 30, 2011		Jul. 28, 2012		Jul. 30, 2011
Share-Based Compensation [Abstract]
Cliff vest after 3 years, Nonvested shares and share units	2,443		4,031		239,926		160,718
Performance grant-vest in installments over 3 years	814	[1]	677	[1]	96,849	[1]	131,755	[1]
Performance grant-cliff vest after 3 years			4,880	[1]			97,463	[1]
Cliff vest after 3 years, Phantom nonvested share units					7,212		1,350
Performance grant-vest in installments over 3 years					536	[1]	450	[1]
Performance grant-cliff vest after 3 years							6,584	[1]

[1] Certain nonvested shares are subject to a performance condition for vesting. The performance grant vests only if the performance condition is met. As of July 28, 2012, the Company has assessed the likelihood that the performance condition will be met and has recorded the related expense based on the estimated outcome.