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Summary of Significant Accounting Policies - Other Expense (Income), Net - Foreign Currency Transactions (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Accounting Policies [Abstract]
Foreign currency transaction (gains) losses, net	$ (18,251)	$ 664	$ (19,885)	$ 3,825
Other, net	4,836	(339)	6,488	(2,405)
Other (Income) Expense, Net	$ (13,415)	$ 325	$ (13,397)	$ 1,420

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The net amount of other nonoperating income and expense which is not otherwise specified in the taxonomy.

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 20
-Section 50
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
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