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STOCKHOLDERS' EQUITY (Details) - $ / shares
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Class of Warrant or Right, Outstanding [Roll Forward]    
Exercised 400,281  
Common Warrants [Member]    
Class of Warrant or Right, Outstanding [Roll Forward]    
Outstanding at beginning 2,438,000  
Granted  
Exercised (400,281) (73,309)
Expired  
Outstanding at ending 2,438,000  
Exercisable at end 2,037,719  
Class of Warrant or Right, Exercise Price of Warrants or Rights [Roll Forward]    
Outstanding at beginning $ 6.75  
Granted  
Exercised 6.75  
Expired  
Outstanding at ending 6.75  
Exercisable at ending $ 6.75  
Class Of Warrant Or Right Weighted Average Remaining Contract Term Of Warrants Or Rights [Roll Forward]    
Outstanding at beginning 6 months 18 days  
Outstanding at ending 3 months 26 days  
Exercisable at ending 3 months 26 days