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Derivatives and Hedging Instruments - Derivative Fair Values (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Derivatives, Fair Value [Line Items]    
Derivative Assets, Fair Value $ 0 $ 2
Derivative Liabilities, Fair Value 1 1
Derivatives designated as hedging instrument [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Assets, Fair Value 0 1
Derivative Liabilities, Fair Value 0 0
Derivatives not designated as hedging instrument [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Assets, Fair Value 0 1
Derivative Liabilities, Fair Value 1 1
Derivatives not designated as hedging instrument [Member] | Other current assets [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Assets, Fair Value   1
Interest Rate Swap [Member] | Derivatives designated as hedging instrument [Member] | Other current liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Liabilities, Fair Value   0
Foreign Exchange Contract [Member] | Derivatives designated as hedging instrument [Member] | Other current assets [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Asset, Notional Amount 0 55
Derivative Assets, Fair Value 0 1
Foreign Exchange Contract [Member] | Derivatives designated as hedging instrument [Member] | Other current liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Liability, Notional Amount 0  
Derivative Liabilities, Fair Value 0 0
Foreign Exchange Contract [Member] | Derivatives not designated as hedging instrument [Member] | Other current assets [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Asset, Notional Amount 150 71
Derivative Assets, Fair Value 0  
Foreign Exchange Contract [Member] | Derivatives not designated as hedging instrument [Member] | Other current liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Liability, Notional Amount 425 264
Derivative Liabilities, Fair Value $ 1 $ 1