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TAXES ON INCOME (Schedule of Reconciliation of Tax Provisions to the Domestic and Effective Tax Rate) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Income Tax Disclosure [Abstract] |  |  |  |
Income (loss) before taxes on income (tax benefit) as reported in the statements of income |  | $ (5,732) | $ 4,939 | $ 3,982
Statutory tax rate in Israel |  | 23.00% | 24.00% | 25.00%
Theoretical taxes on income (tax benefit) |  | $ (1,318) | $ 1,185 | $ 996
Increase (decrease) in taxes on income resulting from: |  |  |  |
Tax adjustment for foreign subsidiaries subject to a different tax rate |  | (9) | 518 | 618
Reduced tax rate on income derived from "Preferred Enterprises" plans |  | 421 | (111) | 75
Earnings from foreign subsidiaries | [1] | (338) | 371 | 2,685
Valuation allowance |  | (42) | 8 | (40)
Change in tax rate |  |  | 414 |
Tax in respect of prior years |  | (481) | 7 | (151)
Temporary differences for which no deferred taxes were recorded |  | 8 |  |
Permanent differences |  | 245 | (104) | (118)
Other adjustments |  | 50 | 45 | (200)
Taxes on income as reported in the statements of income |  | $ (1,464) | $ 2,333 | $ 3,865
[1] | During 2018, 2017 and 2016, the Company recorded an accrual that related to a tax liability due to actual distribution of earnings from foreign subsidiaries of the Company and due to the possibility of future distribution of earnings from such foreign subsidiaries.

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