v3.25.2
Intangible Assets - Summary of Intangible Assets (Detail) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year $ 1,718 $ 1,610  
Additions 160 101  
Amortisation for the year (111) (107)  
Impairments for the year (171) (3,890)  
Disposals (17) (12)  
Divestment of subsidiaries and operations   (45)  
Transfers and other movements 176 228  
At the end of the financial year 1,924 1,718 $ 1,610
Goodwill and other intangible assets [Member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
Impairments for the year (2) (57) (2)
Cost [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year 3,189    
At the end of the financial year 3,518 3,189  
Accumulated depreciation, amortisation and impairment [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year (1,471)    
At the end of the financial year (1,594) (1,471)  
Goodwill [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year 1,341 1,389  
Impairments for the year   (50)  
Transfers and other movements   2  
At the end of the financial year 1,341 1,341 1,389
Goodwill [member] | Cost [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year 1,391    
At the end of the financial year 1,391 1,391  
Goodwill [member] | Accumulated depreciation, amortisation and impairment [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year (50)    
At the end of the financial year (50) (50)  
Other intangibles [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year 377 221  
Additions 160 101  
Amortisation for the year (111) (107)  
Impairments for the year (2) (7)  
Disposals (17) (12)  
Divestment of subsidiaries and operations   (45)  
Transfers and other movements 176 226  
At the end of the financial year 583 377 $ 221
Other intangibles [member] | Cost [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year 1,798    
At the end of the financial year 2,127 1,798  
Other intangibles [member] | Accumulated depreciation, amortisation and impairment [member]      
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]      
At the beginning of the financial year (1,421)    
At the end of the financial year $ (1,544) $ (1,421)