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Inventories - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Classes of current inventories [abstract]      
Cost of inventories sales $ 23,097 $ 19,634 $ 20,362
Impairment losses on inventories $ 91 $ 117 $ 59