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NOTES PAYABLE (Details 4) - Warrant [Member] - Convertible Notes Payable [Member]
Sep. 30, 2019
$ / shares
Dec. 31, 2018
$ / shares
Debt Instrument [Line Items]    
Stock price $ 6.86 $ 11.10
Expected life (in years) 4 years 3 months 3 days 5 years
Exercise Price [Member]    
Debt Instrument [Line Items]    
Warrants and rights outstanding, measurement input 5.87 11.30
Risk-free Interest Rate [Member]    
Debt Instrument [Line Items]    
Warrants and rights outstanding, measurement input 1.79 3.05
Expected Volatility [Member]    
Debt Instrument [Line Items]    
Warrants and rights outstanding, measurement input 65.0 70.0