Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Restricted Stock (Details)

v3.10.0.1
Stock-Based Compensation - Restricted Stock (Details) - $ / shares
8 Months Ended 12 Months Ended
Dec. 27, 2018
Oct. 02, 2017
Dec. 31, 2016
Dec. 31, 2018
Dec. 31, 2017
Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares          
Beginning balance nonvested (shares)       2,096,637 2,482,932
Granted (shares) 14,498 21,067 266,955 14,498 51,907
Vested (shares)     (207,915) (223,298) (187,837)
Forfeited (shares)     (20,178) (117,177) (250,365)
Ending balance nonvested (shares)     2,482,932 1,770,660 2,096,637
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value          
Beginning balance nonvested (weighted average grant date fair value, usd per share)     $ 9.27 $ 8.87 $ 9.34
Granted (weighted average grant date fair value, usd per share)     12.32 13.80 16.11
Vested (weighted average grant date fair value, usd per share)     12.32 12.18 12.84
Forfeited (weighted average grant date fair value, usd per share)     10.52 8.04 12.03
Ending balance nonvested (weighted average grant date fair value, usd per share)     $ 9.34 $ 8.39 $ 8.87
Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares          
Beginning balance nonvested (shares)     0 1,654,690 0
Granted (shares)     0 161,598 1,654,690
Vested (shares)     0 (797,859) 0
Forfeited (shares)     0 (19,643) 0
Ending balance nonvested (shares)     0 998,786 1,654,690
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value          
Beginning balance nonvested (weighted average grant date fair value, usd per share)     $ 0.00 $ 16.97 $ 0.00
Granted (weighted average grant date fair value, usd per share)     0.00 16.12 16.97
Vested (weighted average grant date fair value, usd per share)     0.00 16.97 0.00
Forfeited (weighted average grant date fair value, usd per share)     0.00 16.97 0.00
Ending balance nonvested (weighted average grant date fair value, usd per share)     $ 0.00 $ 16.83 $ 16.97