Note 9 - Stockholders Equity (Details Textual) - USD ($)			1 Months Ended			3 Months Ended		9 Months Ended
	Jun. 21, 2017	Dec. 21, 2016	Jun. 30, 2016	Jan. 31, 2016	Nov. 30, 2012	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Investors [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights					$ 0.55
Warrants Expiration Period					5 years
Warrant [Member]
Share Based Compensation Warrants Outstanding						150,001		150,001
Stock Issued from Exercise of Warrants			30,000
Scenario, Forecast [Member]
Class of Warrants or Rights, Vested During the Period	15,000	15,000
Option Plan 2010 Member | Consultant [Member]
Stock Issued During Period, Shares, Issued for Services				3,031
Allocated Share-based Compensation Expense								$ 1,700
Class of Warrant or Right, Issued During Period									0
Share Based Compensation Warrants Outstanding						180,001		180,001		150,001
Stock Issued from Exercise of Warrants									100,000
Class of Warrant or Right, Grants in Period, Grant-date Fair Value			$ 0.36
Class of Warrants or Rights, Vesting Period			1 year
Proceeds from Warrant Exercises									$ 77,100
Aggregate Intrinsic Value Of Warrants Exercised							$ 102,000		102,000
Allocated Share-based Compensation Expense						$ 175,954	$ 170,972	$ 493,458	$ 442,243