Note 9 - Common Stock, Warrants and Preferred Stock (Details) - USD ($)					12 Months Ended
	Jun. 14, 2019	Mar. 29, 2019	Dec. 03, 2018	Oct. 18, 2018	Sep. 30, 2019	Sep. 30, 2018
Units sold	$ 1,000,000	$ 7,500,000	$ 7,500,000	$ 7,500,000
Units sold net proceeds	$ 80,000	$ 160,000	$ 600,000	$ 600,000
Aggregate units sold					$ 10,380,867
Aggregate units sold, proceeds					1,421,767
Aggregate units sold, offering costs					$ 42,493
Warrants expired					9,960,006	0
Warrants Outstanding					45,689,967	36,606,373
Preferred stock shares authorized					10,000,000	10,000,000
Preferred stock par or state value per share					$ 0.01	$ 0.01
Lookout Mountain
Stock Issued During Period, Shares, Other					3,367,441