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Income Tax (Narratives) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Income Tax [Abstract]
Effective Income Tax Rate	(32.10%)	(11.50%)
Income tax expense (benefit)	$ 576	$ 605
Discontinued Operation, Tax Effect of Discontinued Operation	$ 0	$ (873)
US Federal Income Tax Rate, based on Tax Cuts And Jobs Act Of 2017	21.00%

X

- Definition

Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to US Tax Cut And Jobs Act of 2017.

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Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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