Quarterly report pursuant to Section 13 or 15(d)

Equity (Details Textual)

v3.4.0.3
Equity (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Equity (Textual)      
Stock based compensation expense $ 800,000 $ 1,000,000  
Fair value assumptions, expected volatility rate [1] 87.00%   87.00%
Fair value assumptions, expected term 1 year 8 months 12 days   2 years
Fair value assumptions, expected dividend rate [2]  
Stock-based compensation $ 984,837 2,908,167  
Unrecognized compensation expense $ 6,600,000    
Stock Options [Member]      
Equity (Textual)      
Number of stock option granted 244,500    
Share-based compensation term 10 years    
Share-based compensation vesting period 4 years    
Fair value of stock option $ 382,685    
Fair value assumptions, expected volatility rate 87.95%    
Fair value assumptions, expected term 6 years    
Fair value assumptions, expected dividend rate 0.00%    
Stock-based compensation $ 12,339    
Stock Options [Member] | Minimum [Member]      
Equity (Textual)      
Exercise price $ 1.79    
Fair value assumptions, expected discount rate 1.38%    
Stock Options [Member] | Maximum [Member]      
Equity (Textual)      
Exercise price $ 2.25    
Fair value assumptions, expected discount rate 1.66%    
Common Stock [Member]      
Equity (Textual)      
Common stock issued, shares 717,273    
Proceeds from common stock issued $ 1,500,000    
Warrant [Member]      
Equity (Textual)      
Common stock issued, shares 125,862    
Common shares issued for cashless exercise of warrants 125,862    
Stock based compensation expense $ 57,144 56,516  
Warrants exercised by warrant holders 183,718    
Restricted Stock [Member]      
Equity (Textual)      
Number of shares of restricted stock, vested 15,500    
Stock based compensation expense $ 100,000 $ 1,200,000  
Restricted Stock [Member] | Consultant [Member]      
Equity (Textual)      
Number of shares of restricted stock, granted 10,750    
Restricted stock granted value $ 19,350    
[1] As of March 31, 2016 and December 31, 2015, the volatility was estimated using the historical volatilities of the Company's common stock traded in NYSE MKT market.
[2] Management determined the dividend yield to be 0% based upon its expectation that it will not pay dividends for the foreseeable future.