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INVENTORY (Tables)
9 Months Ended
Dec. 31, 2012
INVENTORY  
Inventory balances by category

 

 
  December 31,
2012
  March 31,
2012
 

Finished products

  $ 26,088   $ 20,076  

Parts and supplies

    3,599     2,401  
           

Inventory

  $ 29,687   $ 22,477