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PROPERTY, PLANT AND EQUIPMENT
6 Months Ended
Jun. 30, 2012
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]
4. PROPERTY, PLANT AND EQUIPMENT

 

Property, plant and equipment consisted of the following, at cost (in thousands):

 

    As of 
June 30, 2012
    As of 
December 31, 2011
 
Laboratory and manufacturing equipment   $ 3,037     $ 2,979  
Building and improvements     2,763       2,667  
Office furniture and equipment     313       253  
Construction in progress           1  
Land     50       50  
Property, plant and equipment, gross     6,163       5,950  
Accumulated depreciation     (3,645 )     (3,435 )
Property, plant and equipment, net   $ 2,518     $ 2,515