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Income Taxes (Unrecognized Tax Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning balance	$ 14,367	$ 14,480	$ 17,287
Tax positions related to current year:
Gross additions	3,054	2,446	3,180
Tax positions related to prior years:
Gross additions	1,465	340	211
Settlements	(145)	(278)	(352)
Lapses on statute of limitations	(3,385)	(2,621)	(5,846)
Ending balance	$ 15,356	$ 14,367	$ 14,480

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- Definition

Unrecognized Tax Benefits, Tax Positions Related To Current Year [Abstract]

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Unrecognized Tax Benefits, Tax Positions Related To Prior Years [Abstract]

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of unrecognized tax benefits.

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-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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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 increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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

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