Note 8 - Stock-Based Compensation and Preferred Stock (Detail) - Summary of the Status of the Company's Stock Options (USD $)	3 Months Ended	12 Months Ended
	Jun. 30, 2012	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010
Options		122,000
Weighted Average Exercise Price (in Dollars per share)		$ 3.57
Exercisable at September 30, 2012		120,000
Exercisable at September 30, 2012 (in Dollars per share)		$ 3.62
Exercisable at September 30, 2012 (in Dollars)		$ 1,100
Granted	250,000	250,000
Granted (in Dollars per share)		$ 2.45
Exercised		(2,000)
Exercised (in Dollars per share)		$ 0.81
Exercised (in Dollars)		2,640	5,670	0
Options		370,000	122,000
Weighted Average Exercise Price (in Dollars per share)		$ 2.83	$ 3.57
Aggregate Intrinsic Value (in Dollars)		$ 1,100