Derivatives and Hedging - Schedule of (Losses) Gains Related to Designated Cash Flow Hedges and Net Investment Hedges (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) Gain Recognized in AOCL Before Reclassifications	$ (85,077)	$ 62,060	$ (101,146)	$ 54,180
Gain Recognized in Interest Expense For Excluded Components	6,574	5,596	20,572	14,514
Cash flow hedges | Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) Gain Recognized in AOCL Before Reclassifications	(277)	(3,766)	(29,107)	(25,332)
Net investment hedges | Cross-currency swap
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) Gain Recognized in AOCL Before Reclassifications			0	2,936
Gain Recognized in Interest Expense For Excluded Components			0	2,294
Net investment hedges | Forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) Gain Recognized in AOCL Before Reclassifications	(49,660)	35,796	(33,959)	41,436
Gain Recognized in Interest Expense For Excluded Components	6,574	5,596	20,572	12,220
Net investment hedges | Foreign currency debt
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) Gain Recognized in AOCL Before Reclassifications	$ (35,140)	$ 30,030	$ (38,080)	$ 35,140