Note 3 - Equity Transactions (Details Textual) - USD ($)			1 Months Ended			3 Months Ended			4 Months Ended	9 Months Ended
	May 23, 2018	Feb. 23, 2017	Apr. 30, 2018	Mar. 31, 2018	Oct. 31, 2017	Sep. 30, 2018	Mar. 30, 2018	Sep. 30, 2017	Apr. 30, 2018	Sep. 30, 2018	Sep. 30, 2017	May 22, 2018	Dec. 31, 2017	Jun. 06, 2016
Allocated Share-based Compensation Expense, Total						$ 22,360		$ 61,720		$ 50,310	$ 107,140
Proceeds from Issuance of Private Placement		$ 2,000,000	$ 1,960,000	$ 74,983			$ 74,983				$ 585,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						480,000				480,000
Common Stock, Shares Authorized	500,000,000					500,000,000				500,000,000		100,000,000	100,000,000
Conversion of Preferred Stock to Common Stock, Number of Shares Issued Per Share Converted	400
Increase (Decrease) in Number of Common Shares Outstanding	14,240,000
Warrants Issued to Scarsdale in Connection with Private Placement [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 0.35
Warrants To Purchase Common Stock [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						28,672,331				28,672,331
Warrants To Purchase Common Stock [Member] | Minimum [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 0.25				$ 0.25
Warrants To Purchase Common Stock [Member] | Maximum [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 1				$ 1
Warrants To Purchase Units [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						1,768,147				1,768,147
Warrants to Purchase Units Sold in May 2016 Private Placement [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 0.25				$ 0.25
Warrants to Purchase Units Sold in February 2017 Private Placement [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						164,074				164,074
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 0.35				$ 0.35
Warrants to Purchase Units Sold in October 2017 Private Placement [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						600				600
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 100				$ 100
Warrant [Member]
Term of Warrant		7 years			7 years				7 years
Class of Warrant or Right, Number of Securities Called by Warrants or Rights			400		400				400
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 0.35	$ 0.25		$ 0.25				$ 0.25
Private Placement [Member]
Equity Units Issued During Period, Shares, New Issues		5,754,832	20,100
Share Price		$ 0.35	$ 100		$ 100				$ 100
Proceeds from Issuance of Private Placement			$ 2,010,000
Equity Units, Number of Series B Convertible Preferred Stock in Each Unit			1						1					1
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		164,074			600
Payment for Cash Fee		$ 153,000			$ 60,000				$ 50,000
Stock Issued During Period, Shares, New Issues					15,500
Equity Units, Number of Common Shares in Each Unit		1
Private Placement [Member] | Series B Preferred Stock [Member]
Convertible Preferred Stock, Shares Issued upon Conversion			400						400