Accumulated Other Comprehensive (Loss) Income Components and Activity in Accumulated Other Comprehensive (Loss) Income Net of Deferred Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jan. 01, 2018
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 3,759,108	$ 3,817,696	$ 3,942,604
Other comprehensive (loss) income before reclassifications	(48,167)	(134,563)	185,612
Amounts reclassified from accumulated other comprehensive loss	2,647	9,368	2,019
Total other comprehensive (loss) income, net of tax	(45,520)	(125,195)	187,631
Other comprehensive loss attributable to noncontrolling interests	467	181	(887)
Ending balance	4,093,580	3,759,108	3,817,696
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	2,566,050	2,035,163	2,121,931
Ending balance	2,943,478	2,566,050	2,035,163
Foreign Currency Translation
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(407,646)	(257,569)	(484,121)
Other comprehensive (loss) income before reclassifications	(62,031)	(150,258)	227,439
Amounts reclassified from accumulated other comprehensive loss	0	0	0
Total other comprehensive (loss) income, net of tax	(62,031)	(150,258)	227,439
Other comprehensive loss attributable to noncontrolling interests	467	181	(887)
Ending balance	(469,210)	(407,646)	(257,569)
Pension and Post-Retirement Benefits
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(159)	(21)	76
Other comprehensive (loss) income before reclassifications	576	0	0
Amounts reclassified from accumulated other comprehensive loss	56	(138)	(97)
Total other comprehensive (loss) income, net of tax	632	(138)	(97)
Other comprehensive loss attributable to noncontrolling interests	0	0	0
Ending balance	473	(159)	(21)
Net Investment Hedge
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	72,337	46,551	88,378
Other comprehensive (loss) income before reclassifications	8,441	15,695	(41,827)
Amounts reclassified from accumulated other comprehensive loss	0	10,091	0
Total other comprehensive (loss) income, net of tax	8,441	25,786	(41,827)
Other comprehensive loss attributable to noncontrolling interests	0	0	0
Ending balance	80,778	72,337	46,551
Cash Flow Hedge
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	0	0	0
Other comprehensive (loss) income before reclassifications	4,847	0	0
Amounts reclassified from accumulated other comprehensive loss	0	0	0
Total other comprehensive (loss) income, net of tax	4,847	0	0
Other comprehensive loss attributable to noncontrolling interests	0	0	0
Ending balance	4,847	0	0
Interest Rate Swap
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(15,214)	(14,629)	(16,745)
Other comprehensive (loss) income before reclassifications	0	0	0
Amounts reclassified from accumulated other comprehensive loss	2,591	(585)	2,116
Total other comprehensive (loss) income, net of tax	2,591	(585)	2,116
Other comprehensive loss attributable to noncontrolling interests	0	0	0
Ending balance	(12,623)	(15,214)	(14,629)
Accumulated Other Comprehensive (Loss) Income
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(350,682)	(225,668)	(412,412)
Total other comprehensive (loss) income, net of tax	(45,053)	(125,014)	186,744
Ending balance	$ (395,735)	$ (350,682)	$ (225,668)
Accounting Standards Update 2018-02 | Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect of new accounting principle adopted				$ 6,900