Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Summary of Stock Option Activity (Detail)

v3.5.0.2
Stock-Based Compensation - Summary of Stock Option Activity (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Sep. 24, 2016
Sep. 26, 2015
Sep. 27, 2014
Number of Shares (in thousands)      
Beginning Balance, Outstanding, Number of Shares 6,257    
Granted, Number of Shares 1,166    
Exercised, Number of Shares (2,646)    
Cancelled or expired, Number of Shares (608)    
Ending Balance, Outstanding, Number of Shares 4,169 6,257  
Weighted Average Exercise Price per Share      
Beginning Balance, Outstanding, Weighted Average Exercise Price per share (in usd per share) $ 10.51    
Granted, Weighted Average Exercise Price per share (in usd per share) 13.83    
Exercised, Weighted Average Exercise Price per share (in usd per share) 10.02    
Cancelled or expired, Weighted Average Exercise Price per share (in usd per share) 11.31    
Ending Balance, Outstanding, Weighted Average Exercise Price per share (in usd per share) $ 11.64 $ 10.51  
Exercisable, Number of Shares 1,732 2,910 5,205
Expected to vest, Number of Shares 2,057    
Exercised, Weighted Average Exercise Price per share (in usd per share) $ 11.46 $ 10.74 $ 10.81
Expected to vest, Weighted Average Exercise Price per share (in usd per share) $ 11.77    
Outstanding, Weighted Average Remaining Contractual Life 3 years 3 years  
Exercisable, Weighted Average Remaining Contractual Life 2 years 2 years 2 years
Expected to vest, Weighted Average Remaining Contractual Life 4 years    
Outstanding, Aggregate Intrinsic Value $ 53,705 $ 38,663  
Exercisable, Aggregate Intrinsic Value 22,954 $ 17,226 $ 390
Expected to Vest, Aggregate Intrinsic Value $ 25,948