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Inventories (Tables)
 3 Months Ended
Mar. 31, 2017
Inventory Disclosure [Abstract]  
Inventories

Inventories at March 31, 2017 and December 31, 2016, consisted of the following (in thousands):

 

 

 

March 31,

 

 

December 31,

 

 

 

2017

 

 

2016

 

Work-in-process

 

$

4,409

 

 

$

5,044

 

Finished goods

 

 

8,510

 

 

 

7,487

 

Total inventories

 

$

12,919

 

 

$

12,531