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Share-based Compensation (Restricted Stock and PSU (Details)
$ / shares in Units, $ in Thousands
12 Months Ended 24 Months Ended
Jan. 08, 2017
shares
Nov. 09, 2016
USD ($)
$ / shares
Jan. 08, 2016
shares
Nov. 19, 2015
USD ($)
$ / shares
Jan. 08, 2015
USD ($)
$ / shares
Dec. 27, 2016
USD ($)
item
$ / shares
shares
Dec. 29, 2015
USD ($)
item
$ / shares
shares
Dec. 30, 2014
USD ($)
Dec. 27, 2016
USD ($)
item
$ / shares
shares
Share-based compensation                  
Number of common shares that a holder would receive upon satisfaction of the vesting requirement (in shares)           1     1
Number of common shares that a holder would receive upon meeting a performance obligation and vesting requirement (in shares)           1     1
Restricted Stock Units                  
Restricted Stock Units, Shares                  
Outstanding at the beginning of the period (in shares)           984,586      
Granted (in shares)           497,329      
Forfeited (in shares)           (35,854)      
Vested (in shares)           (526,598)      
Outstanding at the end of period (in shares)           919,463 984,586   919,463
Restricted Stock Units, Weighted-Average Grant Date Fair Value                  
Outstanding at the beginning of the period (in dollars per share) | $ / shares           $ 32.86      
Granted (in dollars per share) | $ / shares           41.19      
Forfeited (in dollars per share) | $ / shares           34.15      
Vested (in dollars per share) | $ / shares           33.31      
Outstanding at the end of the period (in dollars per share) | $ / shares           $ 37.06 $ 32.86   $ 37.06
Weighted-Average Remaining Contractual Term (years)                  
Weighted-Average Remaining Contractual Term           1 year 2 months 12 days      
Aggregate Intrinsic Value                  
Outstanding at the end of the period (in dollars) | $           $ 45,574     $ 45,574
Intrinsic value of awards vested (in dollars) | $           21,500 $ 25,100 $ 20,400  
Unrecognized compensation cost                  
Unrecognized compensation cost of unvested stock awards (in dollars) | $           $ 17,800     $ 17,800
Expected weighted-average period of recognition of unrecognized compensation cost of unvested awards           1 year 2 months 12 days      
Share-based Compensation, other disclosures                  
Excess tax benefit realized from tax deductions that vested | $           $ 1,500 $ 2,800 $ 1,400  
Restricted Stock Units | Minimum                  
Share-based Compensation, other disclosures                  
Vesting period           1 year      
Restricted Stock Units | Maximum                  
Share-based Compensation, other disclosures                  
Vesting period           5 years      
PSUs                  
Share-based compensation                  
Number of executives granted performance stock units | item           2 2   2
Restricted Stock Units, Shares                  
Vested (in shares) (188,237)   (144,000)            
Restricted Stock Units, Weighted-Average Grant Date Fair Value                  
Granted (in dollars per share) | $ / shares   $ 39.88   $ 34.11 $ 34.77        
Unrecognized compensation cost                  
Unrecognized compensation cost of unvested stock awards (in dollars) | $           $ 4,200     $ 4,200
Expected weighted-average period of recognition of unrecognized compensation cost of unvested awards           1 year      
Share-based Compensation, other disclosures                  
Vesting period             1 year    
Grant date fair value | $   $ 4,600   $ 3,900 $ 4,000