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Inventories (Tables)
6 Months Ended
Jun. 27, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories consisted of the following (in thousands):
June 27,
2020
December 28,
2019
Raw materials
$7,662  $6,231  
Work in progress
86  31  
Finished goods
73,926  80,803  
$81,674  $87,065