XML 67 R56.htm IDEA: XBRL DOCUMENT v3.4.0.3
Note 14 - Stockholders' Equity (Details) - Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques - USD ($)
3 Months Ended
Mar. 31, 2015
Mar. 24, 2016
Apr. 14, 2014
May. 03, 2013
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]        
Market price of common stock ($) (in Dollars per share)   $ 1.20   $ 3.82
Number of shares of common stock underlying the warrants (in Shares) 1,062,912      
Fair value ($) (in Dollars) $ 492,374      
Series A Warrants [Member]        
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]        
Market price of common stock ($) (in Dollars per share) $ 2.50      
Number of shares of common stock underlying the warrants (in Shares) 660,030      
Exercise price ($) (in Dollars per share) $ 8.48   $ 8.48  
Remaining contractual life (years): 3 years 14 days      
Dividend yield: 0.00%      
Expected volatility: 72.00%      
Risk-free interest rate: 0.89%      
Fair value ($) (in Dollars) $ 306,150      
Series C Warrants [Member]        
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]        
Market price of common stock ($) (in Dollars per share) $ 2.50      
Number of shares of common stock underlying the warrants (in Shares) 310,478      
Exercise price ($) (in Dollars per share) $ 8.53   $ 8.53  
Remaining contractual life (years): 3 years 14 days      
Dividend yield: 0.00%      
Expected volatility: 72.00%      
Risk-free interest rate: 0.89%      
Fair value ($) (in Dollars) $ 143,182      
Placement Agent Warrants [Member]        
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]        
Market price of common stock ($) (in Dollars per share) $ 2.50      
Number of shares of common stock underlying the warrants (in Shares) 92,404      
Exercise price ($) (in Dollars per share) $ 8.48      
Remaining contractual life (years): 3 years 14 days      
Dividend yield: 0.00%      
Expected volatility: 72.00%      
Risk-free interest rate: 0.89%      
Fair value ($) (in Dollars) $ 43,042