STOCK CAPITAL (Details 3) - Employee Stock Option [Member] |
12 Months Ended | |
|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Dividend yield | 0.00% | 0.00% |
| Expected life of up to (years) | 5 years 6 months | 5 years 3 months |
| Minimum [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Expected volatility | 67.00% | 75.00% |
| Risk-free interest | 0.97% | 1.20% |
| Maximum [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Expected volatility | 70.00% | 77.00% |
| Risk-free interest | 2.13% | 1.27% |