Consolidated Balance Sheets (Parentheticals) - $ / shares	Jun. 30, 2019	Jun. 30, 2018
Preferred stock, no par value (in dollars per share)	$ 0	$ 0
Preferred stock, shares authorized	5,000,000	5,000,000
Common stock, shares authorized	25,000,000	25,000,000
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares issued	5,778,765	5,328,765
Common stock, shares outstanding	5,778,765	5,328,765
Series A Preferred stock
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0