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Derivative Instruments - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Derivative [Line Items]      
Net interest income (expense) $ (32) $ (34)  
Fair Value Hedging | Not Designated as Hedging Instrument | Foreign exchange forward contracts      
Derivative [Line Items]      
Aggregate notional value 178   $ 460
Net loss on derivative 6 11  
Fair Value Hedging | Not Designated as Hedging Instrument | Foreign exchange forward contracts | Other current liabilities      
Derivative [Line Items]      
Aggregate notional value 1   2
Net Investment Hedges | Cross currency swaps      
Derivative [Line Items]      
Net interest income (expense) 5 $ 3  
Net Investment Hedges | Designated as Hedging Instrument | Cross currency swaps      
Derivative [Line Items]      
Aggregate notional value 1,000   1,000
Cash Flow Hedges | Designated as Hedging Instrument | Foreign exchange forward contracts      
Derivative [Line Items]      
Aggregate notional value $ 491   $ 489
Maturity of derivatives 24 months    
Net gains (losses) related to cash flow hedges expected to be reclassified into earnings in the next twenty-four months $ 19    
Cash Flow Hedges | Designated as Hedging Instrument | Cross currency swaps      
Derivative [Line Items]      
Net gains (losses) related to cash flow hedges expected to be reclassified into earnings in the next twenty-four months 2    
Cash Flow Hedges | Designated as Hedging Instrument | Interest rate swap contracts      
Derivative [Line Items]      
Aggregate notional value $ 2,300