Business Segments and Geographic Information - Schedule of Pre-Tax Income Reconciliation of Segments (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Pre-Tax Income Reconciliation of Segments
Operating income from segments	$ 111,106	$ 126,647	$ 330,530	$ 376,294
Unallocated amounts:
General and Administrative Expenses	(46,644)	(48,488)	(145,969)	(142,183)
Net interest expense	(24,389)	(29,959)	(78,493)	(92,730)
Gain (loss) on extinguishment of debt	1,472	594	3,035	(5,147)
Income before income taxes and equity in earnings of affiliates	$ 41,545	$ 48,794	$ 109,103	$ 136,234

Segment reporting information operating income.

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Unallocated Amount.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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The net amount of operating interest income (expense).

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