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Inventories (Tables)
9 Months Ended
Sep. 30, 2015
Inventory Disclosure [Abstract]  
Inventories

Inventories consisted of the following at September 30, 2015 (unaudited) and December 31, 2014 (in thousands):  

 

 

September 30, 2015

 

 

December 31, 2014

 

 

(in thousands)

 

Raw materials

$

867

 

 

$

940

 

Work-in-process

 

723

 

 

 

1,902

 

 

 

1,590

 

 

 

2,842

 

Less: allowance

 

(120

)

 

 

(73

)

Total inventories

$

1,470

 

 

$

2,769