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STOCK-BASED COMPENSATION (Tables)
 12 Months Ended
Dec. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of black - scholes option-pricing model valuation assumption

The calculation of the fair value of the awards using the Black - Scholes option-pricing model is affected by the Company’s stock price on the date of grant as well as assumptions regarding the following:

 

    Year ended December 31,  
    2018     2017  
Expected volatility     91% -142 %     137% - 140 %
Expected term     4.02 – 5.06 Years       4 Years  
Risk-free interest rate     2.56% - 2.86 %     1.23%-1.61 %
Forfeiture Rate     0.00 %     0.00 %
Expected dividend yield     0.00 %     0.00 %
Schedule of outstanding stock options

A summary of the status of the Company’s outstanding stock options as of December 31, 2018 and 2017 and changes during the period ending on that date is as follows:

 

                            Weighted  
          Weighted Average     Aggregate     Average  
    Shares     Exercise     Fair     Intrinsic     Remaining  
    (000’s)     Price     Value     Value     Term (Yrs)  
Options                                        
At December 31, 2016     5,636     $ 1.04     $ 0.41     $ 7,317       5.06  
Granted     1,190       3.82                          
Exercised     (2,007 )     0.82                          
Forfeiture and cancelled     (217 )     1.77                          
At December 31, 2017     4,602       1.82             $ 12,476       4.23  
Granted     1,825       5.31                          
Exercised     (784 )     .57                          
Forfeiture and cancelled     (803 )     3.65                          
At December 31, 2018     4,840       3.04             $ 5,338       5.05  
                                         
Exercisable at December 31, 2018     3,059       2.14                       3.59  
Schedule of employee stock options outstanding

The following table summarizes information about employee stock options outstanding at December 31, 2018:

 

    Outstanding Options     Vested Options  
    Number                 Number              
    Outstanding     Weighted     Weighted     Exercisable     Weighted     Weighted  
Range of   at     Averaged     Averaged     at     Averaged     Averaged  
Exercise   December 31,     Remaining     Exercise     December 31,     Exercise     Remaining  
Price   2018 (000’s)     Life     Price     2018 (000’s)     Price     Life  
$0.20 - $0.53     502       2.89     $ 0.27       502     $ 0.27       2.89  
$0.65 - $1.80     952       1.15     $ 0.85       938     $ 0.84       1.16  
$1.83 - $2.84     868       3.07     $ 2.09       698     $ 2.10       3.27  
$3.20 - $6.20     2,510       7.66     $ 4.72       913       4.44       6.73  
$7.20 - $22.00     8       0.62     $ 10.36       8     $ 10.36       0.62  
Outstanding options     4,840       5.05     $ 3.04       3,059     $ 2.14       3.59