v3.25.2
Financial Risk Management - Summary of Financial Assets and Liabilities by Class (Detail) - USD ($)
$ in Millions
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Disclosure of detailed information about financial instruments [line items]      
Other financial assets $ 1,683 $ 1,610  
Current other financial assets 561 381  
Non-current other financial assets  1,122 1,229  
Cash and cash equivalents 11,894 12,501 $ 12,428
Trade and other receivables 4,253 5,339  
Total financial assets 17,353 18,958  
Non-financial assets 91,437 83,404  
Total assets 108,790 102,362 101,296
Other financial liabilities 1,578 2,271  
Current other financial liabilities 214 512  
Non-current other financial liabilities 1,364 1,759  
Trade and other payables 6,670 6,764  
Bank overdrafts and short-term borrowings 1 3 5
Notes and debentures 18,663 14,932  
Lease liabilities 2,953 3,116  
Total financial liabilities 32,654 29,652  
Non-financial liabilities 23,918 23,590  
Total liabilities 56,572 53,242 $ 52,766
Financial assets held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Cash and cash equivalents 11,894 12,501  
Financial liabilities held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Bank overdrafts and short-term borrowings 1 3  
Bank loans 3,731 2,610  
Notes and debentures 17,653 14,932  
Other 158 57  
Current cross currency and interest rate swaps [member] | Financial liabilities held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial liabilities 0 176  
Current other derivative contracts [member] | Financial liabilities held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial liabilities 130 241  
Current other financial liabilities [Member] | Financial liabilities held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Current other financial liabilities 84 95  
Non-current cross currency and interest rate swaps [member] | Financial liabilities held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial liabilities 1,056 1,337  
Non-current other derivative contracts [member] | Financial liabilities held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial liabilities 0 54  
Non current other financial liabilities [Member] | Financial liabilities held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Non-current other financial liabilities 308 368  
Trades and other payables [member] | Financial liabilities held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Trade and other payables 6,087 6,049  
Provisionally priced trade payables [member] | Financial liabilities held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Trade and other payables 493 614  
Current cross currency and interest rate swaps [member] | Financial assets held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 13 5  
Current other derivative contracts [member] | Financial assets held at fair value through profit or loss [member] | Levels 2 and 3 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 275 118  
Current other financial assets [member] | Financial assets held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Current other financial assets 236 234  
Current other investments [member] | Financial assets held at fair value through profit or loss [member] | Level 1 and 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 37 24  
Non-current cross currency and interest rate swaps [member] | Financial assets held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 448 113  
Non-current other derivative contracts [member] | Financial assets held at fair value through profit or loss [member] | Levels 2 and 3 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 158 103  
Non-current other financial assets [member] | Financial assets held at fair value through profit or loss [member] | Level 3 [member]      
Disclosure of detailed information about financial instruments [line items]      
Non-current other financial assets  122 195  
Non-current other financial assets [member] | Financial assets held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 191 398  
Non-current investment in shares [member] | Financial assets held at fair value through other comprehensive income [member] | Level 1 and 3 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 64 201  
Non-current other investments [member] | Financial assets held at fair value through profit or loss [member] | Level 1 and 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Other financial assets 139 219  
Trade and other receivable [member] | Financial assets held at amortised cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Trade and other receivables 1,195 1,597  
Provisionally priced trade receivables [member] | Financial assets held at fair value through profit or loss [member] | Level 2 [member]      
Disclosure of detailed information about financial instruments [line items]      
Trade and other receivables $ 2,581 $ 3,250