Note 9 - Subsequent Events (Details Textual) - USD ($)	1 Months Ended	3 Months Ended
	Nov. 08, 2018	Sep. 30, 2018
Stock Issued During Period, Value, Issued for Services		$ 10,952
Sale of Units, Value		$ 416,999
Subsequent Event [Member]
Stock Issued During Period, Shares, Issued for Services	2,821
Stock Issued During Period, Value, Issued for Services	$ 2,000
Sale of Units, Number Of Units Issued	110,734
Shares Issued, Price Per Share	$ 0.50
Sale of Units, Value	$ 55,367
Number of Shares Per Unit	1
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 0.75
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right	0.5