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Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Income before income tax	$ 16,196	$ 82,887	$ 53,996	$ 158,970
Provision for income taxes	$ (5,409)	$ (22,413)	$ (41,719)	$ (38,999)
Effective tax rate (as a percent)	33.40%	27.00%	77.30%	24.50%
Unrecognized tax benefits, period decrease			$ 2,700
Unrecognized tax benefits approximate amount of estimated reduction within the next twelve months	$ 7,000		$ 7,000

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Sum of operating profit and nonoperating income (expense) before, income taxes, extraordinary items, cumulative effects of changes in accounting principles, and noncontrolling interest.

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

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Amount of increase reasonably possible in the next twelve months for the unrecognized tax benefit.

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Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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