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Segment, Geographic Location and Customer Information (Tables)
3 Months Ended
Jun. 30, 2012
Segment, Geographic Location and Customer Information [Abstract]  
Net sales by geographic location
                 

Location

  June 30,
2012
    June 30,
2011
 

United States

  $ 8,816     $ 13,539  

Italy

    1,850       817  

England

    658       398  

Other European countries

    687       670  

Pacific and Far East

    454       322  

Other International

    1,948       2,502  
   

 

 

   

 

 

 

Total

  $ 14,413     $ 18,248