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Inventories
9 Months Ended
Sep. 30, 2014
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

3.       Inventories 


Inventories consist of the following (in thousands):


 

 

September 30,

2014

 

 

December 31,

2013

 

 

Raw materials

$

3,518

 

$

2,637

Work in process

 

1,040

 

 

981

Finished goods

 

2,995

 

 

1,667

Inventories

$

7,553

 

$

5,285