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Provisions - Summary of Provisions are Expected to be Settled Within the Following Time Windows (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions $ 605 $ 763 $ 911
Restructuring [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 80 104 103
Indirect Taxes - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 90    
Labor - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 114    
Commercial - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 55    
Environmental - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 5    
Excise duties - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 16    
Other Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 140    
Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 420 489 436
Other - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 106 $ 170 $ 372
Less than 1 year [member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 168    
Less than 1 year [member] | Restructuring [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 36    
Less than 1 year [member] | Indirect Taxes - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 10    
Less than 1 year [member] | Labor - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 14    
Less than 1 year [member] | Commercial - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 16    
Less than 1 year [member] | Environmental - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 5    
Less than 1 year [member] | Other Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 39    
Less than 1 year [member] | Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 82    
Less than 1 year [member] | Other - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 49    
1-2 years [member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 235    
1-2 years [member] | Restructuring [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 11    
1-2 years [member] | Indirect Taxes - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 27    
1-2 years [member] | Labor - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 55    
1-2 years [member] | Commercial - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 27    
1-2 years [member] | Excise duties - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 11    
1-2 years [member] | Other Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 70    
1-2 years [member] | Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 190    
1-2 years [member] | Other - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 35    
2-5 years [member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 100    
2-5 years [member] | Restructuring [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 14    
2-5 years [member] | Indirect Taxes - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 2    
2-5 years [member] | Labor - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 36    
2-5 years [member] | Commercial - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 9    
2-5 years [member] | Excise duties - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 5    
2-5 years [member] | Other Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 13    
2-5 years [member] | Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 65    
2-5 years [member] | Other - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 21    
Greater than 5 years [member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 102    
Greater than 5 years [member] | Restructuring [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 19    
Greater than 5 years [member] | Indirect Taxes - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 51    
Greater than 5 years [member] | Labor - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 10    
Greater than 5 years [member] | Commercial - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 3    
Greater than 5 years [member] | Other Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 18    
Greater than 5 years [member] | Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions 83    
Greater than 5 years [member] | Other - Disputes [Member]      
Disclosure Of Schedule To Settle Provisions [line items]      
Total provisions $ 0