Annual report pursuant to Section 13 and 15(d)

Stock Repurchase Program - Additional Information (Detail)

v2.4.0.8
Stock Repurchase Program - Additional Information (Detail) (USD $)
12 Months Ended
Feb. 01, 2014
Stock Repurchase Program [Line Items]  
Repurchase of common shares $ 37,337,000
Stock Repurchase Program [Member]
 
Stock Repurchase Program [Line Items]  
Repurchase of common stock, shares 500,500
Repurchase of common shares 37,300,000
Repurchase of common stock, average price per share $ 74.58
Stock Repurchase Program [Member] | Maximum [Member]
 
Stock Repurchase Program [Line Items]  
Repurchase of common stock authorized amount $ 150,000,000