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STOCK-BASED COMPENSATION (Details 1) - USD ($)
 3 Months Ended 143 Months Ended
Mar. 31, 2017
Mar. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Balance at beginning 5,637,000  
Granted 1,047,000 6,500,000
Exercised (214,000)  
Forfeiture and cancelled (23,000)  
Balance at end 6,447,000 6,447,000
Exercisable at end 4,459,000 4,459,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Balance at beginning $ 1.04  
Granted 3.91 $ 1.53
Exercised 0.35  
Forfeiture and cancelled 0.96  
Balance at end 1.53 1.53
Exercisable at end $ 0.91 $ 0.91
Share-based Compensation Arrangement by Share-based Payment Award, Options, Intrinsic Value [Roll Forward]    
Balance at beginning $ 7,317,000  
Balance at end $ 12,868,000 $ 12,868,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Average Remaining Term [Roll Forward]    
Balance at beginning 5 years 22 days  
Balance at end 5 years 3 months 4 days