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GENERAL (Narratives) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Aug. 31, 2018
General [Line Items] |  |  |  |
Total investment amount under other non-current assets | $ 1,628 |  |  |
Compass Networks [Member] |  |  |  |
General [Line Items] |  |  |  |
Interest rate |  | 10.00% |  |
Percentage of acquisitions | 11.00% |  |  |
Agreement amount | $ 700 | $ 500 |  | $ 1,500
Loan amount |  | $ 538 |  |
Cash consideration | 833 |  |  |
Total investment amount under other non-current assets | $ 1,628 |  |  |

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