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Inventory (Tables)
 6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Components of Inventory

At June 30, 2018 and December 31, 2017, inventory consisted of the following:

 

 

 

June 30,

 

 

December 31,

 

(In thousands)

 

2018

 

 

2017

 

Raw materials

 

$

50,844

 

 

$

44,185

 

Work in process

 

 

1,985

 

 

 

1,939

 

Finished goods

 

 

67,708

 

 

 

76,418

 

Total

 

$

120,537

 

 

$

122,542