Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Summary of Stock-Based Compensation Activity - Restricted Stock Units) (Details)

v3.7.0.1
Stock-Based Compensation (Summary of Stock-Based Compensation Activity - Restricted Stock Units) (Details) - $ / shares
12 Months Ended
Dec. 25, 2016
Dec. 27, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 2 years 7 months 6 days  
Shares    
Granted 94,402  
Weighted Average Fair Value    
Outstanding at December 27, 2015 $ 29.72  
Granted 34.36  
Outstanding at December 25, 2016 $ 31.57  
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures (46,004)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value $ 30.89  
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited (6,759)  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value $ 30.03  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 206,750 165,111