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BALANCE SHEET DETAIL - Note 4
6 Months Ended
Sep. 30, 2012
Notes to Financial Statements  
BALANCE SHEET DETAIL - Note 4

4. BALANCE SHEET DETAIL

      September 30,         March 31,    
      2012     2012
Inventory (in thousands):            
     Work-in-process   $ 26   $ 55
     Finished goods     545     526
    $ 571   $ 581