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CONCENTRATIONS OF CREDIT RISK AND MAJOR CUSTOMERS (Details 2)
12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2015
Customer A [Member]      
Accounts Receivable Percentage [1] 46.00% 44.10% 38.30%
Customer B [Member]      
Accounts Receivable Percentage [2] 11.60% 12.20% 13.10%
Customer C [Member]      
Accounts Receivable Percentage [2] 11.00% 14.00% 0.00%
Customer D [Member]      
Accounts Receivable Percentage [1] 10.70% 0.00% 0.00%
[1] Sales to this customer 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.