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Inventory
6 Months Ended
Nov. 30, 2011
Inventory [Abstract]  
Inventory

4. INVENTORY

A summary of inventory as of November 30, 2011 and May 31, 2011 is as follows (in thousands):

 

                 
     November 30, 2011      May 31, 2011  
     (unaudited)         

Raw materials

   $ 3,463       $ 3,165   

Work in progress

     676         722   

Finished goods

     18,320         17,448   
    

 

 

    

 

 

 

Total

   $ 22,459       $ 21,335