Equity (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Changes in Accumulated Other Comprehensive Loss [Line Items]
Beginning Balance		$ (574,372)
Net actuarial gain (loss)		5,609	$ 4,185	$ 4,815
Foreign currency translation adjustment		(221,437)	282,683	(308,675)
Unrealized gain on available-for-sale securities			5,152
(Loss) gain on long-term intra-entity foreign currency transactions		(5,507)	(29,372)	(22,530)
Gain (loss) on net investment hedges		16,745	(32,388)	18,537
Unrealized (loss) gain on cash flow hedges		(2,153)	8,875	(789)
Other comprehensive (loss) income before reclassifications		(206,743)	239,135	(308,642)
Amounts reclassified from Accumulated other comprehensive loss	[1]	6,090	6,981	7,012	[2]
Divestiture Related Recognition of Pension and Other Postretirement Costs and Foreign Currency Translation			167,857
Net current period Other comprehensive (loss) income		(200,653)	413,973	(301,630)
Cumulative Effect of New Accounting Principle in Period of Adoption		0
Ending balance		(780,177)	(574,372)
Total
Changes in Accumulated Other Comprehensive Loss [Line Items]
Beginning Balance		(574,372)	(988,345)	(686,715)
Cumulative Effect of New Accounting Principle in Period of Adoption		(5,152)
Ending balance		(780,177)	(574,372)	(988,345)
Net Unrecognized Pension And Other Post-Retirement Benefit Cost [Member]
Changes in Accumulated Other Comprehensive Loss [Line Items]
Beginning Balance		(84,338)	(181,189)	(193,258)
Net actuarial gain (loss)		5,609	4,185	4,815
Foreign currency translation adjustment		1,145	(5,689)	2,620
Other comprehensive (loss) income before reclassifications		6,754	(1,504)	7,435
Amounts reclassified from Accumulated other comprehensive loss	[1]	6,090	6,981	4,634
Divestiture Related Recognition of Pension and Other Postretirement Costs and Foreign Currency Translation			91,374
Net current period Other comprehensive (loss) income		12,844	96,851	12,069
Ending balance		(71,494)	(84,338)	(181,189)
Foreign Currency Translation Adjustment [Member]
Changes in Accumulated Other Comprehensive Loss [Line Items]
Beginning Balance		(525,324)	(860,789)	(528,620)
Foreign currency translation adjustment		(222,158)	288,354	(312,017)
(Loss) gain on long-term intra-entity foreign currency transactions		(5,507)	(29,372)	(22,530)
Other comprehensive (loss) income before reclassifications		(227,665)	258,982	(334,547)
Amounts reclassified from Accumulated other comprehensive loss	[2]			2,378
Divestiture Related Recognition of Pension and Other Postretirement Costs and Foreign Currency Translation			76,483
Net current period Other comprehensive (loss) income		(227,665)	335,465	(332,169)
Ending balance		(752,989)	(525,324)	(860,789)
Unrealized (Loss) Gain On Hedging Activities [Member]
Changes in Accumulated Other Comprehensive Loss [Line Items]
Beginning Balance		30,138	53,633	35,163
Foreign currency translation adjustment		(424)	18	722
Gain (loss) on net investment hedges			(32,388)	18,537
Unrealized (loss) gain on cash flow hedges		(2,153)	8,875	(789)
Other comprehensive (loss) income before reclassifications		14,168	(23,495)	18,470
Net current period Other comprehensive (loss) income		14,168	(23,495)	18,470
Ending balance		44,306	30,138	$ 53,633
Changes in Fair Value of Available-for-Sale Securities [Member]
Changes in Accumulated Other Comprehensive Loss [Line Items]
Beginning Balance		5,152
Unrealized gain on available-for-sale securities			5,152
Other comprehensive (loss) income before reclassifications			5,152
Net current period Other comprehensive (loss) income		0	5,152
Cumulative Effect of New Accounting Principle in Period of Adoption		(5,152)
Ending balance		$ 0	$ 5,152

[1] Included in the computation of net periodic benefit cost. See Note 15, “Defined Benefit Plans” for additional details.

[2] Foreign currency translation adjustment reclassification is the result of deconsolidation of the Company’s Venezuelan operations during the year ended December 31, 2016. See Note 2, “Summary of Significant Accounting Policies” for further discussion.