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Summary of Stock-Settled Stock Appreciation Right Activity (Detail) - USD ($)
 12 Months Ended
Jan. 29, 2017
Jan. 31, 2016
Feb. 01, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Balance at January 31, 2016, shares (100% Vested) $ 5,237,000 $ 24,465,000 $ 26,837,000
Stock-Settled Stock Appreciation Rights      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Balance at January 31, 2016 (100% vested) 634,609.00    
Granted, shares 0 0 0
Converted into common stock, shares (222,899.00)    
Cancelled, shares 0    
Balance at January 29, 2017, shares (100% Vested) 411,710.00 634,609.00  
Balance at January 31, 2016 (100% vested) [1] $ 27.76    
Granted, weighted average conversion price [1] 0    
Converted into common stock, weighted average conversion price [1] 30.99    
Cancelled, weighted average conversion price [1] 0    
Balance at January 29, 2017, shares (100% Vested) [1] $ 26.02 $ 27.76  
Balance, Weighted average contractual term remaining (years) 1 year 5 months 12 days    
Balance at January 31, 2016, shares (100% Vested) [2] $ 8,844,000    
[1] Conversion price is equal to the market value on the date of grant.
[2] Intrinsic value for outstanding and vested rights is based on the excess of the market value of our common stock on the last business day of the fiscal year (or $47.50) over the conversion price.