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Share-Based Compensation - RSU and PSU Activity (Details) - RSUs/PSUs - $ / shares
12 Months Ended
Dec. 27, 2019
Dec. 28, 2018
Dec. 29, 2017
Number of Shares      
RSUs/PSUs outstanding at beginning of period (shares) 683,295 761,152 932,036
Granted (shares) 230,037 223,531 208,743
Converted (shares) (384,717) (279,440) (336,112)
Canceled (shares) (69,339) (21,948) (43,515)
RSUs/PSUs outstanding at end of period (shares) 459,276 683,295 761,152
Vested as of end of period (shares) 52,903 249,767 235,332
Weighted Average Grant Date Fair Value      
RSUs/PSUs outstanding at beginning of period (usd per share) $ 42.39 $ 41.13 $ 36.09
Granted (usd per share) 27.83 46.10 54.17
Converted (usd per share) 37.65 41.31 34.91
Canceled (usd per share) 42.93 50.40 43.77
RSUs/PSUs outstanding at end of period (usd per share) 38.99 42.39 41.13
Vested as of end of period (usd per share) $ 32.65 $ 31.28 $ 26.49