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BALANCE SHEET DETAIL - Note 4
9 Months Ended
Dec. 31, 2011
Notes to Financial Statements  
BALANCE SHEET DETAIL - Note 4

4. BALANCE SHEET DETAIL

      December 31,         March 31,    
      2011     2011
Inventory (in thousands):            
     Work-in-process   $ 63   $ 1,510
     Finished goods     476     595
    $ 539   $ 2,105