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Note 9 - Stock Options and Stock Purchase Warrants (Detail) (USD $)
1 Months Ended 12 Months Ended 90 Months Ended
May 28, 2010
Feb. 28, 2010
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Oct. 31, 2010
Stock Incentive Plan Maximum Shares Authorized Percent of Aggregate Shares of Common Stock   15.00%        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)   1,400,000        
Number of Legacy Options 25,012          
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate     0.00% 0.00%    
Share-based Compensation (in Dollars)     $ 184,539 $ 656,353 $ 1,149,494  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value     $ 1.22 $ 1.82    
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized (in Dollars)     $ 44,653   $ 44,653  
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition     219 days      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit     $ 1.50      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit     $ 6.75      
Closing Price Per Share     $ 0.51 $ 2.20 $ 0.51  
Number of common shares (in Shares)     1,012,041   1,012,041 150,000
Director [Member]
           
Number of common shares (in Shares)     32,141   32,141  
Chief Executive Officer [Member]
           
Number of common shares (in Shares)     100,000   100,000