Note 4 - Stock Option Plans (Details) - Compensation Expense Related to Unvested Stock Options (Unvested Stock Options [Member], USD $)	9 Months Ended
Jun. 30, 2013
Fiscal Year 2012 Grant [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense related to unvested stock options	$ 71,671
Fiscal Year 2013 Grant [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense related to unvested stock options	$ 1,479

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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Publisher FASB

-Name Accounting Standards Codification

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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