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Commitments and Contingencies - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Commitments and Contingencies Disclosure [Abstract]        
Rent expense $ 18,568 $ 14,656 $ 57,617 $ 68,081