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Significant Accounting Policies - Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Note 2 - Significant Accounting Policies (Details) - Fair Value Assumptions of Each Stock-based Award Granted (Incomplete) [Line Items]    
Estimated volatility, minimum   96.00%
Estimated volatility, maximum   126.00%
Estimated volatility 103.00%  
Annualized forfeiture rate, minimum   0.00%
Annualized forfeiture rate, maximum   6.00%
Annualized forfeiture rate 0.00%  
Expected option term (years) 10 years  
Estimated exercise factor $ 15.0  
Approximate risk-free interest rate, minimum   0.03%
Approximate risk-free interest rate, maximum   1.06%
Approximate risk-free interest rate 0.74%  
Expected dividend yield 0.00% 0.00%
Maximum [Member]    
Note 2 - Significant Accounting Policies (Details) - Fair Value Assumptions of Each Stock-based Award Granted (Incomplete) [Line Items]    
Expected option term (years)   11 days
Estimated exercise factor   $ 1.5
Minimum [Member]    
Note 2 - Significant Accounting Policies (Details) - Fair Value Assumptions of Each Stock-based Award Granted (Incomplete) [Line Items]    
Expected option term (years)   10 years
Estimated exercise factor   $ 15.0