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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Operating Loss Carryforwards [Line Items] |  |  |
Deferred tax assets valuation allowance |  | $ 496 |
Net change in total valuation allowance | 496 | $ 1,726 | $ 865
Major foreign subsidiaries NOL | 601 |  |
The Company and its subsidiaries in Israel NOL carryforwards, aggregate amount | $ 23,428 |  |
Effective income tax rate | 23.00% | 24.00% | 25.00%
Corporate statutory tax rate on 2018 and thereafter |  |  | 23.00%
Corporate statutory tax rate on 2017 |  |  | 24.00%
Deferred tax assets | $ 3,106 | $ 4,733 |
Israel [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax credit carryforwards | 396 |  |
Deferred tax assets | 1,413 |  |
Approved Enterprise [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax-exempt earnings | 19,087 |  |
Contingent income tax liabilities, Dividend distribution | 4,771 |  |
Beneficiating Enterprise [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Tax-exempt earnings | 2,902 |  |
Contingent income tax liabilities, Dividend distribution | $ 725 |  |

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