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CONCENTRATIONS OF CREDIT RISK AND MAJOR CUSTOMERS (DETAILS 2)
 12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2011
Customer A [Member]
      
Accounts Receivable Percentage 33.00% [1] 25.10% [1] 22.20% [1]
Customer B [Member]
      
Accounts Receivable Percentage 12.00% [1]    [1]    [1]
Customer C [Member]
      
Accounts Receivable Percentage    [2] 16.40% [2] 15.10% [2]
Customer D [Member]
      
Accounts Receivable Percentage 11.70% [3]    [3] 13.40% [3]
Customer E [Member]
      
Accounts Receivable Percentage    [2] 11.30% [2]    [2]
[1] Sales to these customers were reported in both of the Metal Stamping and Mechanical OEM and Electric OEM operating segments.
[2] Sales to this customer were reported in the Electric OEM operating segment.
[3] Sales to this customer were reported in the Metal Stamping and Mechanical OEM operating segment.