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Inventories
6 Months Ended
Sep. 30, 2011
Inventories [Abstract] 
Inventories
Note 5 — Inventories
Inventories, net of reserves, consisted of the following (in thousands):
                 
    September 30,     March 31,  
    2011     2011  
Finished products
  $ 31,420     $ 22,144  
Consigned inventory
    2,395       1,992  
Raw materials
    1,657       1,596  
 
           
 
    35,472       25,732  
Less: inventory reserve
    986       819  
 
           
Total
  $ 34,486     $ 24,913