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Employee Benefits, Restructuring and Post-retirement Employee Benefits Provisions - Summary of Employee Benefits, Restructuring and Post-retirement Employee Benefits Provisions (Detail) - USD ($)
$ in Millions
Jun. 30, 2024
Jun. 30, 2023
Provisions [abstract]    
Employee benefits $ 1,698 $ 1,749
Restructuring 45 28
Post-retirement employee benefits 300 373
Total provisions 2,043 2,150
Current 1,677 1,734
Non-current $ 366 $ 416