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Inventories (Tables)
 9 Months Ended
Sep. 30, 2017
Inventory Disclosure [Abstract]  
Inventories

Inventories at September 30, 2017 and December 31, 2016, consisted of the following (in thousands):

 

 

 

September 30,

 

 

December 31,

 

 

 

2017

 

 

2016

 

Work-in-process

 

$

3,523

 

 

$

5,044

 

Finished goods

 

 

10,727

 

 

 

7,487

 

Total inventories

 

$

14,250

 

 

$

12,531