Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Net income	$ (22,103)	$ 1,016,446	$ 849,601	$ 2,326,940
Other comprehensive (loss) income
Foreign currency translation (loss) gain	(45,704)	4,714	(38,803)	(85,460)
Changes in short-term investment valuation	(36,536)	0	(44,829)	(7,121)
Comprehensive (loss) income	$ (104,343)	$ 1,021,160	$ 765,969	$ 2,234,359