GEOGRAPHIC INFORMATION AND MAJOR CUSTOMER DATA (Long-lived Assets) (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Property and equipment | $ 391 | $ 439 |
| Israel [Member] | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Property and equipment | 270 | 282 |
| North America [Member] | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Property and equipment | $ 121 | $ 157 |