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Inventories, Net
3 Months Ended
Mar. 31, 2012
Inventories, Net [Abstract]  
Inventories, Net
4.  Inventories, net

The components of the Company's inventories as of March 31, 2012 and December 31, 2011 are as follows:

 

(in thousands)    March 31,
2012
     December 31,
2011
 

Raw materials and work in process

   $ 4,173       $ 2,694   

Finished goods

     2,865         3,965   
  

 

 

    

 

 

 

Total inventories

   $ 7,038       $ 6,659