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Inventories - Schedule of Inventories (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 03, 2021
Sep. 27, 2020
Oct. 03, 2021
Sep. 27, 2020
Dec. 31, 2020
Inventory Disclosure [Abstract]          
Raw materials $ 32,598   $ 32,598   $ 26,800
Work-in-process 2,975   2,975   4,780
Finished goods 45,597   45,597   29,250
Inventories 81,170   81,170   $ 60,830
Excess and obsolete inventory charges $ 304 $ 603 $ 2,120 $ 9,386