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Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Income Tax Disclosure [Line Items]
Income Tax Expense (Benefit)	$ (1,344)	$ 897	$ (1,995)	$ 2,116
Latest Tax Year [Member] | Domestic Tax Authority [Member] | Internal Revenue Service (IRS) [Member]
Income Tax Disclosure [Line Items]
Effective Tax Rate, Percent			8.20%	22.00%
Income Tax Expense (Benefit)				$ 2,100
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)			$ (2,000)

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