Note 8 - Summary of the Status of the Company's Stock Options (Details)	9 Months Ended
	Jun. 30, 2016 $ / shares shares
Outstanding at September 30, 2015 (in shares) | shares	535,000
Outstanding at September 30, 2015 (in dollars per share) | $ / shares	$ 2.88
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares	50,000
Granted (in dollars per share) | $ / shares	$ 1.75
Exercised (in shares) | shares	0
Exercised (in dollars per share) | $ / shares	$ 0
Expired (in shares) | shares	(10,000)
Expired (in dollars per share) | $ / shares	$ 5.78
Forfeited (in shares) | shares	(5,000)
Forfeited (in dollars per share) | $ / shares	$ 3
Outstanding at June 30, 2016 (in shares) | shares	570,000
Outstanding at June 30, 2016 (in dollars per share) | $ / shares	$ 2.73
Exercisable at June 30, 2016 (in shares) | shares	403,334
Exercisable at June 30, 2016 (in dollars per share) | $ / shares	$ 2.81