Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Summary of Restricted Stock Award Activity (Detail)

v3.5.0.2
Stock-Based Compensation - Summary of Restricted Stock Award Activity (Detail) - Restricted Stock Awards [Member] - $ / shares
shares in Thousands
12 Months Ended
Sep. 24, 2016
Sep. 26, 2015
Sep. 27, 2014
Number of Shares      
Beginning Balance, Nonvested, Number of Shares 1,550 1,609 894
Granted, Number of Shares 373 493 1,021
Vested, Number of Shares (295) (331) (226)
Forfeited, Number of Shares (88) (221) (80)
Ending Balance, Nonvested, Number of Shares 1,540 1,550 1,609
Weighted Average Grant Date Fair Value per Share      
Beginning Balance, Nonvested, Weighted Average Grant Date Fair Value per Share (in usd per share) $ 9.00 $ 8.43 $ 9.35
Granted, Weighted Average Grant Date Fair Value per Share (in usd per share) 16.32 10.55 7.98
Vested, Weighted Average Grant Date Fair Value per Share (in usd per share) 9.32 8.63 9.92
Forfeited, Weighted Average Grant Date Fair Value per Share (in usd per share) 9.53 8.84 8.93
Ending Balance, Nonvested, Weighted Average Grant Date Fair Value per Share (in usd per share) $ 10.68 $ 9.00 $ 8.43