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STOCKHOLDERS' EQUITY (Details) - Schedule of Employee Awards Activity - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Employee Awards [Member]      
Class of Warrant or Right [Line Items]      
Outstanding, Number of Shares 9,173,380 8,705,278 8,818,400
Outstanding, Weighted-average Exercise Price per Share $ 1.68 $ 1.28 $ 1.04
Outstanding, Weighted-average Remaining Contractual Term 6 years    
Outstanding, Aggregate Intrinsic Value $ 3,934,000    
Granted, Number of Shares 2,160,525 1,496,100  
Granted, Weighted-average Exercise Price per Share $ 3.41 $ 2.29  
Exercised, Number of Shares (731,264) (1,012,522)  
Exercised, Weighted-average Exercise Price per Share $ 0.99 $ 0.78  
Forfeited or expired, Number of Shares (961,159) (596,700)  
Forfeited or expired, Weighted-average Exercise Price per Share $ 2.47 $ 1.19  
Exercisable, Number of Shares 7,133,905    
Exercisable, Weighted-average Exercise Price per Share $ 1.18    
Exercisable, Weighted-average Remaining Contractual Term 6 years 255 days    
Exercisable, Aggregate Intrinsic Value $ 3,934,000    
Consulting Awards [Member]      
Class of Warrant or Right [Line Items]      
Outstanding, Number of Shares   127,500 157,500
Outstanding, Weighted-average Exercise Price per Share   $ 2.40 $ 1.96
Granted, Number of Shares 35,000 10,000  
Granted, Weighted-average Exercise Price per Share $ 3.08 $ 1.40  
Exercised, Number of Shares (75,000)    
Exercised, Weighted-average Exercise Price per Share $ 1.31    
Forfeited or expired, Number of Shares (37,500) (40,000)  
Forfeited or expired, Weighted-average Exercise Price per Share $ 1.66 $ 3.62  
Outstanding and exercisable, Number of Shares 50,000    
Outstanding and exercisable, Weighted-average Exercise Price per Share $ 2.53    
Outstanding and exercisable, Weighted-average Remaining Contractual Term 1 year 109 days    
Outstanding and exercisable, Aggregate Intrinsic Value $ 4,000    
Warrants with Debt [Member]      
Class of Warrant or Right [Line Items]      
Outstanding, Number of Shares   3,351,700 9,025,843
Outstanding, Weighted-average Exercise Price per Share   $ 0.65 $ 0.63
Granted, Number of Shares 6,000,000 (5,633,517)  
Granted, Weighted-average Exercise Price per Share $ 2.35 $ 0.61  
Cancelled, Number of Shares   (40,626)  
Cancelled, Weighted-average Exercise Price per Share   $ 1.16  
Exercised, Number of Shares (3,316,786)    
Exercised, Weighted-average Exercise Price per Share $ 0.77    
Forfeited or expired, Number of Shares (42,700)    
Forfeited or expired, Weighted-average Exercise Price per Share $ 5.00    
Outstanding and exercisable, Number of Shares 5,992,214    
Outstanding and exercisable, Weighted-average Exercise Price per Share $ 2.26    
Outstanding and exercisable, Weighted-average Remaining Contractual Term 1 year 109 days    
Outstanding and exercisable, Aggregate Intrinsic Value $ 186,620