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INCOME TAXES (Details Narrative) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 29, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Effective tax rate |  | 5.70% | 49.10%
Loss on foreign exchange upon realization of dvidend |  | $ 341 | $ 325
Net operating loss carryforwards |  | 2,600 |
Valuation allowance on deferred tax assets |  | 6,281 | $ 4,728
Research and Development Tax Credit Carryforward [Member] |  |  |
Tax credits carryforwards |  | 39 |
Foreign Tax Credit Carryforward [Member] |  |  |
Tax credits carryforwards |  | 4,600 |
Deferred tax assets (partial valuation allowance) |  | 4,600 |
Valuation allowance on deferred tax assets |  | $ 1,600 |
Subsequent Event [Member] | Pioneer Electrogroup Canada Inc. [Member] |  |  |
Dividends from foreign subsidiary | $ 9,724 |  |
Withholding taxes on dividends | 486 |  |
Loss on foreign exchange upon realization of dvidend | $ (446) |  |

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