Note 8 - Stock-based Awards (Details) - USD ($)	3 Months Ended	9 Months Ended
	Jun. 30, 2020	Jun. 30, 2020	Jun. 30, 2019
Details
Stock options issued to directors and management		2,450,000
Stock options issued to new director		100,000
Fair value of options issued	$ 0	$ 161,100
Stock options issued to officer			100,000
Stock options issued to officer, value			$ 5,000
Stock options terminated			100,000