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Inventories
6 Months Ended
Jul. 01, 2017
Inventory Items, Net Of Reserves Alternative [Abstract]  
Inventories Disclosure

3  Inventories

 

Inventories are classified as follows (in thousands):

   July 1, 2017 December 31, 2016
Raw materials $95,162 $95,430
Work in progress  16,970  16,585
Finished goods  175,007  150,667
 Total inventories $287,139 $262,682