Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Details)

v3.3.1.900
Stock Based Compensation (Details) - $ / shares
12 Months Ended
Jan. 02, 2016
Dec. 27, 2014
Dec. 28, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Nonvested Beginning balance Number of shares 191,000 176,000 169,000
Granted, Number of shares 70,000 103,000 90,000
Vested, Number of shares (88,000) (87,000) (81,000)
Forfeitures, Number of shares (9,000) (1,000) (2,000)
Nonvested Ending balance Number of shares 164,000 191,000 176,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]      
Nonvested Beginning balance, Weighted average grant-date fair value $ 34.81 $ 32.13 $ 25.81
Granted, Weighted average grant-date fair value 29.89 35.79 37.64
Vested, Weighted average grant-date fair value 33.19 30.60 28.08
Forfeitures, Weighted average grant-date fair value 34.06 25.41 26.50
Nonvested Ending balance, Weighted average grant-date fair value 33.54 34.81 $ 32.13
Employee Stock Purchase Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased $ 29.94 $ 33.52  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Granted, Number of shares 1,096,875