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Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Income tax provision	$ 27,483	$ 20,633
Effective income tax rates	28.00%	27.60%
Actual income tax rates	27.50%	27.00%
Unrecognized income tax benefits	$ 0		$ 0

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- Definition

Effective income tax rate before discrete items.

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

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Amount of unrecognized tax benefits.

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