Consolidated Balance Sheets (Parenthetical) - USD ($)	Jun. 30, 2018	Jun. 30, 2017
Statement of Financial Position [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 1,682,228	$ 185,821
Other receivables, allowance for doubtful accounts	$ 145,176	$ 145,244
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, par value
Preferred stock, shares issued
Common stock, shares authorized	50,000,000	50,000,000
Common stock, par value
Common stock, shares issued	13,271,032	10,281,032
Common stock, shares outstanding	13,095,535	10,105,535
Treasury stock, shares	175,497	175,497