Note 11 - Stock-based Awards: Schedule of fair value of option awards (Details)	12 Months Ended
	Sep. 30, 2018 $ / shares
Option Awards Granted during fiscal year 2017
Expected volatility rate	128.20%
Stock price on date of loan	$ 0.33
Expected dividend rate	0.00%
Expected term simplified	3
Risk free interest rate	1.68%
Option Awards Granted during fiscal year 2018
Expected dividend rate	0.00%
Expected term simplified	3
Expected volatility rate minimum	121.60%
Expected volatility rate maximum	134.80%
Stock price on date of loan minimum	$ 0.10
Stock price on date of loan maximum	$ 0.17
Risk free interest rate minimum	2.33%
Risk free interest rate maximum	2.69%