Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Details Textual)

v3.19.1
Stock Based Compensation (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Stock Based Compensation (Textual)    
Stock based compensation $ 1,105,716 $ 1,433,192
Warrant [Member]    
Stock Based Compensation (Textual)    
Exercise price $ 5.28  
Warrants outstanding $ 2,618,307  
Warrants term 5 years  
Stock option [Member]    
Stock Based Compensation (Textual)    
Options authorized 5,000,000  
Stock Options [Member] | Directors, officers consultants and employees [Member]    
Stock Based Compensation (Textual)    
Stock based compensation $ 1,100,000 $ 1,400,000
Unrecognized compensation expense $ 2,400,000  
Recognized period for non-vested warrants granted to consultants anticipated 60 months