Note 6 - Stock-Based Compensation and Preferred Stock (Details) - Compensation Expense Related to Restricted Stock (Restricted Stock [Member], USD $)	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Compensation expense	$ 70,000	$ 136,666	$ 99,167
Fiscal Year 2010 Grant [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Compensation expense			25,000
Fiscal Year 2011 Grant [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Compensation expense		95,833	74,167
Fiscal Year 2012 Grant [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Compensation expense	29,167	40,833
Fiscal Year 2013 Grant [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Compensation expense	$ 40,833