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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
Oct. 03, 2017
Sep. 27, 2016
Oct. 03, 2017
Sep. 27, 2016
Jan. 03, 2017
Stock Options          
Stock option activity, Shares          
Outstanding, at beginning of the period (in shares)     1,955    
Granted (in shares)     199    
Exercised (in shares)     (307)    
Forfeited or cancelled (in shares)     (69)    
Outstanding at end of the period (in shares) 1,778   1,778   1,955
Exercisable at end of the period (in shares) 1,073   1,073    
Weighted Average Exercise Price          
Outstanding at beginning of the period (in dollars per share)     $ 37.65    
Granted (in dollars per share)     61.49    
Exercised (in dollars per share)     26.37    
Forfeited or cancelled (in dollars per share)     46.06    
Outstanding at end of the period (in dollars per share) $ 41.88   41.88   $ 37.65
Exercisable at end of year (in dollars per share) $ 35.91   $ 35.91    
Weighted Average Remaining Contractual Term (In years)          
Weighted Average Remaining Contractual Term (In years)     4 years 1 month 6 days   4 years
Exercisable at end of the period (In years)     2 years 10 months 24 days    
Aggregate Intrinsic Value          
Outstanding at beginning of the period     $ 42,592    
Outstanding at end of the period $ 9,184   9,184   $ 42,592
Exercisable at end of the period 8,734   8,734    
Total intrinsic value of options exercised 400 $ 6,000 10,400 $ 24,600  
Unrecognized Stock-based Compensation Expense          
Total unrecognized stock-based compensation expenses related to unvested stock options, restricted shares and restricted share units $ 6,300   $ 6,300    
Expected weighted average period for recognition of compensation expense related to unvested stock option     2 years 9 months 18 days    
Restricted Shares and Restricted Share Units          
Restricted Shares and Restricted Share Units, Shares          
Outstanding at beginning of the period (in shares)     1,861    
Granted (in shares)     400    
Vested (in shares)     (396)    
Forfeited (in shares)     (103)    
Outstanding at end of the period (in shares) 1,762   1,762   1,861
Fair value of shares vested $ 2,200 $ 1,400 $ 15,100 $ 10,100  
Weighted Average Fair Value          
Outstanding at beginning of the period (in dollars per share)     $ 45.11    
Granted (in dollars per share)   $ 50.44 56.86    
Vested (in dollars per share)     38.27    
Forfeited (in dollars per share)     44.98    
Outstanding at end of the period (in dollars per share) $ 49.12   $ 49.12   $ 45.11
Unrecognized Stock-based Compensation Expense          
Total unrecognized stock-based compensation expenses related to unvested stock options, restricted shares and restricted share units $ 39,400   $ 39,400    
Expected weighted average period for recognition of compensation expense related to unvested stock option     2 years 8 months 12 days