Stock Options (Tables)

12 Months Ended

Sep. 30, 2019

Share-based Payment Arrangement [Abstract]

Summary of stock options

	Shares Underlying Options Outstanding				Shares Underlying Options Exercisable
Range of Exercise Prices	Shares Underlying Options Outstanding	Weighted Average Remaining Contractual Life		Weighted Average Exercise Price	Shares Underlying Options Exercisable		Weighted Average Exercise Price
$0.23 at September 30, 2019	600,000	0.13	$	0.23	600,000	$	0.23

Summary of stock option activity

	Number of Underlying Shares			Weighted Average Exercise Price		Weighted Average Fair Market Value
Balance, September 30, 2018		8,080,000		$	0.36	$	0.29
Expired, October 28, 2018		(250,000	)		0.30		0.30
Expired, December 4, 2018		(450,000	)		0.34		0.36
Expired, September 19, 2019		(6,780,000	)		0.38		0.30
Balance, September 30, 2019		600,000		$	0.23	$	0.18
Exercisable, September 30, 2019		600,000		$	0.23	$	0.18

Schedule of options exercised and expired

	September 30, 2019					September 30, 2018
	Shares			Weighted Average Exercise Price		Shares			Weighted Average Exercise Price
Outstanding balance at beginning of period		8,080,000		$	0.36		11,530,000		$	0.29
Exercised, June 8, 2018							(3,450,000	)		0.05
Expired, October 28, 2018		(250,000	)		0.30
Expired, December 4, 2018		(450,000	)		0.34
Expired, September 19, 2019		(6,780,000	)		0.38
Outstanding at end of period		600,000		$	0.23		8,080,000		$	0.36
Exercisable		600,000		$	0.23		8,080,000		$	0.36