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Interests in Joint Operations - Summary of Assets Held in Joint Operations (Detail) - USD ($)
$ in Millions
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2022
Disclosure of significant joint operations [line items]      
Current assets $ 24,338 $ 23,351  
Non-current assets 78,024 77,945 $ 66,502
Total assets 102,362 101,296 $ 95,166
Joint operations [member]      
Disclosure of significant joint operations [line items]      
Current assets 1,928 1,561  
Non-current assets 25,307 26,370  
Total assets $ 27,235 $ 27,931