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Income Taxes (Unrecognized Tax Benefits) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Components Of Income Tax Expense Benefit Continuing Operations [Abstract]
Beginning balance	$ 3,180	$ 1,800	$ 2,717
Increase related to prior year tax positions	4	3,036	5
Decrease related to prior year tax positions	(33)	(287)	(31)
Increase related to current year tax positions	191
Decrease related to settlements with taxing authorities	(3,030)	(171)	(42)
Decrease related to lapsing of statute of limitations		(1,198)
Increase/(decrease) related to business acquisitions			(849)
Ending balance	$ 312	$ 3,180	$ 1,800

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- Definition

Unrecognized tax benefits increase (decrease) resulting from acquisitions.

+ References

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- Definition

Amount of unrecognized tax benefits.

+ References

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-Publisher FASB
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-Topic 740
-SubTopic 10
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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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