Financial Instruments and Fair Value Measurements - Summary of Changes in Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Cumulative translation adjustment	$ (128,109)	$ (20,593)	$ (368,130)
Total foreign currency translation gains (losses), net	(194,673)	98,482	(190,590)
Total unrealized losses on derivative contracts, net	(14,117)	(1,335)	(1,323)
Total change in other comprehensive income (loss)	(208,790)	97,147	(191,913)
Designated As Hedging Instrument [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total derivative hedging instruments	(4,301)	(22,600)	26,457
Designated As Hedging Instrument [Member] | Non derivative Net Investment Hedge [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Debt designated as nonderivative net investment hedges	(62,263)	141,675	151,083
Designated As Hedging Instrument [Member] | Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total derivative hedging instruments	(11,269)	4,665	(5,815)
Designated As Hedging Instrument [Member] | Our Share of Derivatives from Unconsolidated Co-Investment Ventures [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total derivative hedging instruments	$ (2,848)	$ (6,000)	$ 4,492