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Inventories, net
 3 Months Ended
Apr. 01, 2017
Inventory Disclosure [Abstract]  
Inventories, net
Inventories, net

Inventories consisted of the following:
(In thousands)
April 1,
2017
 
December 31,
2016
Raw materials
$
17,087

 
$
17,273

Work-in-process
17,259

 
15,510

Finished products
14,530

 
17,692

Balance, end of the period
$
48,876

 
$
50,475