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Note 8 - Stock-Based Compensation and Preferred Stock (Detail) - Compensation Expense Related to Stock Options (Stock Options [Member], USD $)	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010
Compensation expense	$ 64,738	$ 10,349	$ 20,815
Fiscal Year 2008 Grant [Member]
Compensation expense	3,562	10,349	20,815
Fiscal Year 2012 Grant [Member]
Compensation expense	$ 61,176

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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