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Other Operating Income/(Expenses) - Summary of Other Operating Income Expense (Detail) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of other operating income expense [abstract]        
Brazilian tax credits $ 226 $ 226 $ 481  
Government grants   322 227 $ 280
Net gain on disposal of property, plant and equipment, intangible assets and assets held for sale   65 56 172
License income   25 22 30
Net (additions to)/reversals of provisions   (1) (14) (10)
Net rental and other operating income   168 72 402
Other operating income/(expenses)   $ 805 $ 845 $ 875