Quarterly report pursuant to Section 13 or 15(d)

2017 Warrant Tender Offer (Details Narrative)

v3.8.0.1
2017 Warrant Tender Offer (Details Narrative) - USD ($)
3 Months Ended
Jan. 13, 2017
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Dec. 31, 2016
Number of warrants issued 30,966,350        
Warrant outstanding $ 15,500,000        
Proceeds from warrant exercises 13,500,000 $ 14,834,344    
Proceeds from issuance of warrants $ 12,700,000        
Common stock, shares, outstanding   93,981,562   93,371,129  
Additional paid in capital, warrant issued   $ 16,700,000      
Fee on warrant exercise, percentage   5.00%      
Non- accountable expenses   $ 35,000      
Warrants [Member]          
Number of warrants issued   5,957,831      
Number of warrant outstanding   5,958,000 [1]   5,958,000 40,255,000
Conversion of stock, shares converted   29,666,782      
Common Stock [Member]          
Number of warrants issued   40,255,234      
Common stock, shares, outstanding   58,159,495      
Formation Warrants [Member]          
Number of warrant outstanding 3,750,000        
Merger Warrants [Member]          
Number of warrant outstanding 754,000        
2013 Investor Warrants [Member]          
Number of warrant outstanding 7,243,750        
Private Placement Warrants [Member]          
Number of warrant outstanding 500,000        
2015 Investor Warrants [Member]          
Number of warrant outstanding 14,750,831        
Placement Agent [Member]          
Number of warrant outstanding 722,925        
Warrant exercise price per share $ 2.00        
Cashless exercises of warrants 721,987        
Placement Agent One [Member]          
Number of warrant outstanding 1,426,687        
Warrant exercise price per share $ 1.00        
Cashless exercises of warrants 1,424,812        
Placement Agent Two [Member]          
Number of warrant outstanding 1,818,157        
Warrant exercise price per share $ 0.75        
Cashless exercises of warrants 1,774,017        
[1] Weighted average of exercise price for outstanding warrants is $ 0.70