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Restructuring and Impairment Charges - Impairment Charges (Details)
$ in Millions
3 Months Ended
Mar. 31, 2021
USD ($)
Restructuring and impairment charges  
Impairment on disposition of assets $ 360
Disposal Group, Held for Sale, Not Discontinued Operations | South American Subsidiaries, PP&E  
Restructuring and impairment charges  
Impairment on disposition of assets 360
Impairment charge - Cumulative translation adjustment 311
Impairment charge - Write-down of contributed net assets $ 49