Derivatives and Hedging Activities - Fair Value of Derivative Instruments (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	$ 212,191	$ 57,707
Liabilities	82,190	35,612
Designated as hedging instruments:
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	123,012	51,104
Liabilities	21,314	5,898
Designated as hedging instruments: | Foreign currency forward and option contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	46,544	24,853
Liabilities	19	5,898
Designated as hedging instruments: | Interest rate locks
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	4,373	0
Liabilities	21,295	0
Designated as hedging instruments: | Cross-currency interest rate swaps
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	72,095	26,251
Liabilities	0	0
Not designated as hedging instruments:
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	89,179	6,603
Liabilities	60,876	29,714
Not designated as hedging instruments: | Embedded derivatives
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	10,733	4,595
Liabilities	1,102	2,268
Not designated as hedging instruments: | Economic hedge of embedded derivatives
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	4,507	1,367
Liabilities	23	0
Not designated as hedging instruments: | Foreign currency forward contracts
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Assets	73,939	641
Liabilities	$ 59,751	$ 27,446