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Inventories
 9 Months Ended
Sep. 30, 2015
Inventories  
Inventories

4. Inventories

 

                Inventories consisted of the following (in thousands):

 

 

 

September 30,

 

December 31,

 

 

 

2015

 

2014

 

Raw materials

 

$
1,689 

 

$
2,265 

 

Work-in-process

 

—

 
61 

 

Finished products

 
1,516 

 
1,665 

 

 

 

 

 

 

 

Total inventories

 

$
3,205 

 

$
3,991