v3.19.2
Inventory (Details) - USD ($)
$ in Thousands
Jun. 28, 2019
Dec. 28, 2018
Inventory Disclosure [Abstract]    
Raw materials $ 89,049 $ 75,652
Work-in-process 13,035 5,880
Finished goods 33,921 25,608
Total inventory $ 136,005 $ 107,140