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Note 4 - Inventory
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

4. Inventory


Inventory consisted of the following as of:


(in thousands)

 

June 30,

2014

   

December 31,

2013

 

Raw materials

  $ 3,954     $ 2,866  

Finished goods

    2,732       2,584  

Inventory, net

  $ 6,686     $ 5,450