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Inventories (Tables)
12 Months Ended
Dec. 30, 2017
Inventory Disclosure [Abstract]  
Components of Inventory
Inventories consist of the following (in thousands):
 
December 30,
2017
 
December 31,
2016
Raw materials
$
31,200

 
$
32,647

Work-in-process
8,619

 
7,701

Finished goods
56,125

 
32,194

Total
$
95,944

 
$
72,542