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Other assets impairments, restructuring and other items - Additional Information (Detail) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Restructuring and Impairment Costs [Line Items]    
Impairments of property, plant and equipment $ 599 $ 10
Business combination contingent consideration arrangements change in amount of contingent consideration liability [1] 79 35
Restructuring costs $ 13 $ 56
[1] The contingent consideration presented in the table above for the three months ended March 31, 2023 has been revised as discussed in note 1c.