Quarterly report pursuant to Section 13 or 15(d)

Operating Segments - Summary of Capital Expenditures (Details)

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Operating Segments - Summary of Capital Expenditures (Details) - USD ($)
3 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Capital expenditures $ 328,163 $ 554,873
North America [Member]    
Capital expenditures 4,103
Europe [Member]    
Capital expenditures 76,809 195,180
Asia - Pacific [Member]    
Capital expenditures $ 251,354 $ 355,590