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Discontinued Operations and Assets Held for Sale (Tables)
12 Months Ended
Mar. 31, 2011
Notes to Financial Statements [Abstract]  
Results of discontinued operations
The results of discontinued operations for the year ended March 31, 2011 are as follows (in thousands):

   
Year Ended
March 31, 2011
 
Net sales
 $25,177 
Cost of sales
  32,627 
Operating expenses
  3,676 
Income tax benefit
  (909)
Net loss from discontinued operations
 $(10,217)