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Inventory (Tables)
 9 Months Ended
Sep. 30, 2016
Inventory Disclosure [Abstract]  
Schedule of Inventory
Our inventory, net of allowance for obsolescence of $44,000 and $12,000 at September 30, 2016 and December 31, 2015, respectively, consisted of the following amounts:
 
September 30, 2016
 
December 31, 2015
 
(in thousands)
Raw materials
$
19,300

 
$
20,726

Finished Goods
1,039

 
1,051

Work in process
4,029

 
5,945

 
$
24,368

 
$
27,722