TAXES ON INCOME (Narrative) (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Income Tax Disclosure [Line Items] | |||
| Income tax rates | 25.00% | 25.00% | |
| Net operating loss carry forwards | $ 55,130 | ||
| Taxable income in U.S. | 1,199 | $ 148 | $ 398 |
| Change in amount for which valuation allowance provided | 4,531 | 3,808 | $ 1,931 |
| Accrued interest related to uncertain tax positions | $ 86 | $ 51 | |
| United states | |||
| Income Tax Disclosure [Line Items] | |||
| Income tax rates | 35.00% | ||
| United states | Tax Cuts and Jobs Act [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Income tax rates | 21.00% | ||
| European Subsidiaries [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Net operating loss carry forwards | $ 1,900 | ||
| 2017 [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Income tax rates | 24.00% | ||
| 2016 [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Income tax rates | 25.00% | ||
| 2018 [Member] | |||
| Income Tax Disclosure [Line Items] | |||
| Income tax rates | 23.00% | ||