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Stock-based and Deferred Compensation Plans (Equity Compensation Plans) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 27, 2015
Dec. 28, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation expense $ 20,395 $ 16,993 $ 13,857
Stock options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation expense 10,041 11,946 11,168
Restricted stock and restricted stock units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation expense 6,758 3,857 2,026
Performance shares [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation expense $ 3,596 $ 1,190 $ 663
2012 Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation arrangement by share-based payment award, automatic annual increase in number of shares authorized, percentage of shares issued and outstanding 2.00%    
2012 Incentive Plan [Member] | Common stock [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total shares authorized under the equity plan 10,437,661