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Note 4 - Stockholder's Equity (Deficiency) (Details) - Summary of Weighted Average Assumptions Used to Estimate Fair Value of Stock Option Grants
3 Months Ended
Mar. 31, 2015
Summary of Weighted Average Assumptions Used to Estimate Fair Value of Stock Option Grants [Abstract]  
Expected dividend yield 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
Expected volatility 65.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
Risk-free interest rate 1.94%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
Expected term (years) 6 years 3 months