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Property, Plant and Equipment - Asset Impairment and Exit Costs (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]    
Total $ 43 $ 0
Simplify to Grow Program    
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]    
Total 40 1
Simplify to Grow Program | Latin America    
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]    
Total 0 0
Simplify to Grow Program | AMEA    
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]    
Total (16) (1)
Simplify to Grow Program | Europe    
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]    
Total 2 1
Simplify to Grow Program | North America    
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]    
Total $ 54 $ 1