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Note 4 - Convertible Notes Payable (Details Textual) - USD ($)
12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2013
Dec. 20, 2016
Dec. 30, 2012
Dec. 30, 2011
Line of Credit Facility, Fair Value of Amount Outstanding $ 200,000            
Fair Value Assumptions, Risk Free Interest Rate       0.42%      
Fair Value Assumptions, Expected Term       3 years      
Fair Value Assumptions, Expected Dividend Rate       0.00%      
Fair Value Assumptions, Weighted Average Volatility Rate       0.84%      
Interest Paid 11,830 $ 1,858 $ 6,174        
Amendment No. 1 [Member] | Warrant to Purchase Class A Common Stock [Member] | Roundball LLC [Member]              
Class of Warrant or Right, Exercise Price of Warrants or Rights           $ 2.50  
Roundball LLC [Member]              
Interest Expense, Debt 691 644 $ 228        
Interest Paid $ 691 $ 1,176          
Roundball LLC [Member] | Warrant to Purchase Class A Common Stock [Member]              
Warrant Term 1 year            
Roundball LLC [Member] | Amendment No. 5 [Member] | Subsequent Event [Member]              
Working Capital Funding         $ 467,000    
Line of Credit Facility, Maximum Borrowing Capacity         $ 250,000    
Debt Instrument, Interest Rate, Stated Percentage         0.34%    
Roundball LLC [Member] | Amendment No. 1 [Member] | Warrant to Purchase Class A Common Stock [Member]              
Class of Warrant or Right, Number of Securities Called by Warrants or Rights           100,000  
Director [Member] | Roundball LLC [Member] | Convertible Notes Payable [Member]              
Working Capital Funding             $ 467,000
Line of Credit Facility, Maximum Borrowing Capacity             $ 250,000
Debt Instrument, Interest Rate, Stated Percentage             0.25%