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Income Taxes (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Income Tax Disclosure [Line Items] |  |  |  |
Income Tax Expense (Benefit) | $ 200 | $ (2,222) | $ (1,795) | $ (106)
Latest Tax Year [Member] | Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Effective Tax Rate, Percent |  |  | 4.50% | (2.50%)
Income Tax Expense (Benefit) |  |  |  | $ (100)
Income taxes audit, tax years |  |  | 2017 |
Latest Tax Year [Member] | Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Change in Valuation Allowance on Deferred Tax Assets [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Income Tax Expense (Benefit) |  |  | $ (1,800) |

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