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Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2018
Stockholders' Equity Note [Abstract]  
Summary of warrant activity

The following is a summary of warrant activity:

 

                  Weighted        
            Weighted     Average        
            Average     Remaining     Aggregate  
      Warrants     Exercise     Contractual     Intrinsic  
      Outstanding     Price     Life     Value  
Outstanding, December 31, 2017       22,760,416     $ 0.55       4.67     $ 13,640,000  
Granted       3,500,000       1.92                  
Forfeited                                
Exercised                                
Outstanding, March 31, 2018       26,260,416     $ 0.73       4.45     $ 50,806,666  
Exercisable, March 31, 2018       26,260,416     $ 0.73       4.45     $ 50,806,666  
Summary of exercise price for warrant outstanding

The exercise price for warrant outstanding and exercisable at March 31, 2018:

 

Outstanding and Exercisable  
           
Number of       Exercise  
Warrants       Price  
22,000,000     $ 0.50  
3,000,000       1.85  
666,666       2.00  
93,750       2.25  
500,000       2.35  
26,260,416