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Property, Plant and Equipment (Details Narrative) - USD ($)
6 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Depreciation and amortization $ 429,000 $ 638,000
Inventory [Member]    
Estimated useful lives

3 to 5 years

 
Generators [Member]    
Depreciation and amortization $ 350,000  
Depreciation term of property 5 years 3 years