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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($)
3 Months Ended 12 Months Ended
Jun. 30, 2017
Mar. 31, 2017
Property, Plant and Equipment [Line Items]    
Number of days in fiscal period 364 days 371 days
FDIC coverage of deposits $ 250,000  
Property, Plant and Equipment Other Types [Member] | Minimum [Member]    
Property, Plant and Equipment [Line Items]    
Useful lives of property plant and equipment 5 years  
Property, Plant and Equipment Other Types [Member] | Maximum [Member]    
Property, Plant and Equipment [Line Items]    
Useful lives of property plant and equipment 7 years  
Commercial Electronic Markets [Member] | Sales Revenue, Net [Member]    
Property, Plant and Equipment [Line Items]    
Percentage of sales   37.00%
Military Markets [Member] | Sales Revenue, Net [Member]    
Property, Plant and Equipment [Line Items]    
Percentage of sales   51.00%