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Income Taxes (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Income Tax Disclosure [Abstract] |  |
Losses from foreign operations | $ 322 | $ 154
Other comprehensive (loss) income | (136) | 954
Income tax benefit (expense) |  | $ (353)
Federal net operating loss carryovers | 10,914 |
State net operating loss carryovers | 11,338 |
Capital loss carryovers | 11,879 |
Deferred tax assets Zazu Metals | $ 11,202 |

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