Note 7 - Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($)	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Net loss attributable to common stockholders	$ (709,343)	$ (4,903,668)
Basic weighted average outstanding shares of common stock (in shares)	23,504,820	22,984,703
Dilutive effects of common share equivalents (in shares)	0	0
Dilutive weighted average outstanding shares of common stock (in shares)	23,504,820	22,984,703
Basic and diluted loss per common share (in dollars per share)	$ (0.03)	$ (0.21)