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STOCK-BASED COMPENSATION (Tables) | 12 Months Ended
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Dec. 31, 2017
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, |
|  | 2017 |  |  | 2016 |
Expected volatility |  |  | 113% -140 | % |  |  | 132% - 159 | %
Expected term |  |  | 4 Years |  |  |  | 4 Years |
Risk-free interest rate |  |  | 1.33% - 1.84 | % |  |  | 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, 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, 2015 |  |  | 4,634 |  |  | $ | 0.81 |  |  | $ | 0.41 |  |  | $ | 5,300 |  |  |  | 5.49 |
Granted |  |  | 1,327 |  |  |  | 2.01 |  |  |  | 0.33 |  |  |  |  |  |  |  |  |
Exercised |  |  | (40 | ) |  |  | 0.42 |  |  |  |  |  |  |  |  |  |  |  |  |
Forfeiture and cancelled |  |  | (285 | ) |  |  | 1.81 |  |  |  | 0.38 |  |  |  |  |  |  |  |  |
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 |
Exercisable at December 31, 2017 |  |  | 3,250 |  |  |  | 1.09 |  |  |  |  |  |  |  |  |  |  |  | 3.65
Schedule of employee stock options outstanding | The following table summarizes information about employee stock options outstanding at December 31, 2017:
|  | 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 |  | 2017 (000’s) |  |  | Life |  |  | Price |  |  | 2017 (000’s) |  |  | Price |  |  | Life |
$0.20 - $0.53 |  |  | 1,135 |  |  |  | 3.48 |  |  | $ | 0.26 |  |  |  | 1,135 |  |  | $ | 0.26 |  |  |  | 3.48 |
$0.65 - $1.80 |  |  | 1,062 |  |  |  | 2.44 |  |  | $ | 0.86 |  |  |  | 1,016 |  |  | $ | 0.85 |  |  |  | 2.40 |
$1.83 - $2.84 |  |  | 1,228 |  |  |  | 4.64 |  |  | $ | 2.07 |  |  |  | 783 |  |  | $ | 2.09 |  |  |  | 4.45 |
$3.20 - $6.20 |  |  | 1,169 |  |  |  | 6.17 |  |  | $ | 3.90 |  |  |  | 309 |  |  |  | 3.86 |  |  |  | 6.38 |
$7.20 - $22.00 |  |  | 8 |  |  |  | 1.88 |  |  | $ | 10.36 |  |  |  | 8 |  |  | $ | 10.36 |  |  |  | 1.88 |
Outstanding options |  |  | 4,602 |  |  |  | 4.23 |  |  | $ | 1.82 |  |  |  | 3,251 |  |  | $ | 1.09 |  |  |  | 3.65 |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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