Note 1 - Organization and Description of Business (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Working Capital (Deficit)	$ (2,094,080)		$ (2,094,080)
Retained Earnings (Accumulated Deficit), Ending Balance	(34,363,187)		(34,363,187)		$ (31,542,684)
Net Income (Loss) Attributable to Parent, Total	$ (1,564,044)	$ (616,709)	(2,820,503)	$ (671,933)
Net Cash Provided by (Used in) Operating Activities, Total			$ (1,891,820)	$ (774,547)