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Related Party Transactions - Related Party Transactions (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Related Party Transaction [Line Items]      
Due from related parties, current $ 49   $ 55
Interest income   $ 4  
Purchase of goods (25) (39)  
Joint Ventures      
Related Party Transaction [Line Items]      
Due from related parties, current 11   7
Sale of goods and services 10 11  
Affiliated Entity      
Related Party Transaction [Line Items]      
Current related party receivables 49   55
Noncurrent related party receivables 0   0
Interest income 0 3  
Related party payables (8)   $ (10)
Sale of goods and services | Affiliated Entity      
Related Party Transaction [Line Items]      
Sale of goods and services 78 87  
Transition services agreements and rental income | Affiliated Entity      
Related Party Transaction [Line Items]      
Transition services agreements and rental income 4 3  
Tax loss transfer      
Related Party Transaction [Line Items]      
Related party transactions, expenses 0 (1)  
Tax loss transfer | Affiliated Entity      
Related Party Transaction [Line Items]      
Amount of related party transaction 0 13  
Recharges      
Related Party Transaction [Line Items]      
Related party transactions, expenses (6) (6)  
Recharges | Affiliated Entity      
Related Party Transaction [Line Items]      
Amount of related party transaction 5 0  
Management fee, related parties      
Related Party Transaction [Line Items]      
Related party transactions, expenses $ 0 $ (5)