Derivatives and Hedging - Schedule of Gains (Losses) Related to Designated Cash Flow Hedges and Net Investment Hedges (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCL Before Reclassifications	$ (25,999)	$ (49,237)	$ 52,466	$ (16,069)
Gain Recognized in Interest Expense For Excluded Components	6,574	7,476	13,148	13,998
Cash flow hedges | Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCL Before Reclassifications	0	(4,370)	0	(28,830)
Net investment hedges | Forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCL Before Reclassifications	(13,329)	(31,147)	24,186	15,701
Gain Recognized in Interest Expense For Excluded Components	6,574	7,476	13,148	13,998
Net investment hedges | Foreign currency debt
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in AOCL Before Reclassifications	$ (12,670)	$ (13,720)	$ 28,280	$ (2,940)