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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Income Tax Disclosure [Abstract]
Effective tax rate	14.10%	11.40%
Unrecognized tax benefits that would have a favorable impact on effective tax rate	$ 2,000
Provision for income taxes	$ 32,418	$ 28,643
U.S. statutory rate	21.00%		35.00%

X

- Definition

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

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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