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CONCENTRATIONS OF CREDIT RISK AND MAJOR CUSTOMERS (Details 1) | 12 Months Ended
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Mar. 31, 2018 | Mar. 31, 2017 | Mar. 31, 2016
Accounts Receivable Percentage |  | 78.00% | 79.30% | 70.30%
Customer A [Member] |  |  |  |
Accounts Receivable Percentage | [1] | 51.40% | 46.00% | 44.10%
Customer B [Member] |  |  |  |
Accounts Receivable Percentage | [1] | 15.80% | 10.70% | 0.00%
Customer C [Member] |  |  |  |
Accounts Receivable Percentage | [2] | 10.80% | 11.60% | 12.20%
Customer D [Member] |  |  |  |
Accounts Receivable Percentage | [2] | 0.00% | 11.00% | 14.00%
[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.

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