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Stock Repurchase Program - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
 1 Months Ended 3 Months Ended 9 Months Ended
Oct. 29, 2014
Oct. 03, 2015
Oct. 03, 2015
Sep. 27, 2014
Sep. 01, 2015
Feb. 28, 2013
Equity [Abstract]            
Number of common shares authorized to be repurchased under new stock repurchase program 9,000,000.0 5,000,000.0 5,000,000.0   5,000,000.0 6,000,000.0
Stock Repurchase Program, Number of Additional Shares Authorized in the Period 3,000,000          
Stock repurchase program, number of shares repurchased   1,200,000 3,500,000 2,400,000    
Stock repurchase program, average price per share   $ 41.44 $ 36.71 $ 21.95    
Stock repurchase program, total value   $ 48.5 $ 130.2 $ 52.7