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Commitments and Contingencies (Details 1) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Commitments and Contingencies [Abstract]        
Rent expense $ 35,000 $ 35,000 $ 105,000 $ 105,000