Stock-Based Compensation - Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 27, 2016	Sep. 29, 2015	Sep. 27, 2016	Sep. 29, 2015	Dec. 29, 2015
Stock Options
Stock option activity, Shares
Outstanding, at the beginning of the period (in shares)			3,066
Granted (in shares)			225
Exercised (in shares)			(857)
Forfeited or cancelled (in shares)			(32)
Outstanding at the end of the period (in shares)	2,402		2,402		3,066
Exercisable at the end of the period (in shares)	1,510		1,510
Weighted Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)			$ 30.00
Granted (in dollars per share)			50.26
Exercised (in dollars per share)			22.06
Forfeited or cancelled (in dollars per share)			40.96
Outstanding at the end of the period (in dollars per share)	$ 34.59		34.59		$ 30.00
Exercisable at the end of the period (in dollars per share)	$ 28.59		$ 28.59
Weighted Average Remaining Contractual Term
Weighted Average Remaining Contractual Term			3 years 9 months 18 days		3 years 7 months 6 days
Exercisable at the end of the period			2 years 7 months 6 days
Aggregate Intrinsic Value
Outstanding at the beginning of the period			$ 52,416
Outstanding at the end of the period	$ 40,479		40,479		$ 52,416
Exercisable at the end of the period	34,504		34,504
Total intrinsic value of options exercised	6,000	$ 13,100	24,600	$ 34,700
Unrecognized Stock-based Compensation Expense
Total unrecognized stock-based compensation expenses related to unvested stock options, restricted shares and restricted share units	$ 9,100		$ 9,100
Expected weighted average period for recognition of compensation expense related to unvested stock option			2 years 9 months 18 days
Restricted stock
Restricted Shares and Restricted Share Units
Outstanding at the beginning of the period (in shares)			1,891
Granted (in shares)			399
Vested (in shares)			(301)
Forfeited (in shares)			(82)
Outstanding at the end of the period (in shares)	1,907		1,907		1,891
Fair value of shares vested	$ 1,400	$ 500	$ 10,100	$ 6,800
Weighted Average Fair Value
Outstanding at the beginning of the period (in dollars per share)			$ 41.31
Granted (in dollars per share)	$ 50.44	$ 54.47	50.05
Vested (in dollars per share)			33.59
Forfeited (in dollars per share)			42.81
Outstanding at the end of the period (in dollars per share)	$ 44.25		$ 44.25		$ 41.31
Unrecognized Stock-based Compensation Expense
Total unrecognized stock-based compensation expenses related to unvested stock options, restricted shares and restricted share units	$ 43,900		$ 43,900
Expected weighted average period for recognition of compensation expense related to unvested stock option			2 years 8 months 12 days