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Note 4 - Convertible Notes Payable (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2015
Dec. 30, 2016
Sep. 30, 2014
Dec. 30, 2012
Director [Member] | Roundball LLC [Member] | Convertible Notes Payable [Member]        
Working Capital Funding       $ 467,000
Line of Credit Facility, Maximum Borrowing Capacity       $ 250,000
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
Class of Warrant or Right, Exercise Price of Warrants or Rights       $ 2.50
Roundball LLC [Member]        
Interest Expense, Debt $ 174      
Fair Value Assumptions, Expected Term   3 years    
Debt Instrument, Interest Rate, Stated Percentage 0.34%      
Line of Credit Facility, Fair Value of Amount Outstanding $ 200,000      
Proceeds from Convertible Debt     $ 200,000  
Warrant Term   1 year    
Fair Value Assumptions, Risk Free Interest Rate   0.42%    
Fair Value Assumptions, Expected Dividend Rate   0.00%    
Fair Value Assumptions, Weighted Average Volatility Rate   0.84%