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Summary of Stock-Settled Stock Appreciation Right Activity (Detail) (Stock-Settled Stock Appreciation Rights)
9 Months Ended
Nov. 03, 2013
Stock-Settled Stock Appreciation Rights
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Balance at February 3, 2013, shares 2,527,784
Granted, shares 0
Converted into common stock, shares (550,635)
Cancelled, shares (45,727)
Balance at November 3, 2013, shares 1,931,422
Vested at November 3, 2013, shares 1,274,007
Vested plus expected to vest at November 3, 2013, shares 1,704,449