CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Mar. 31, 2017	Jun. 30, 2016
Accounts receivable, allowance for doubtful accounts	$ 97,111	$ 207,028
Other receivables, allowance for doubtful accounts	$ 145,235	$ 145,186
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred Stock, Shares Issued	0	0
Common stock, shares authorized	50,000,000	50,000,000
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, shares issued	10,105,535	8,456,032
Common stock, shares outstanding	9,930,038	8,280,535
Treasury stock, shares	175,497	175,497