v3.25.2
Net Debt - Summary of Maturity Profile of Financial Liabilities Based on the Contractual Amounts (Detail) - USD ($)
$ in Millions
Jun. 30, 2025
Jun. 30, 2024
Disclosure of financial liabilities [line items]    
Bank loans, debentures and other loans, contractual amount $ 22,412 $ 18,723
Expected future interest payments, contractual amount 9,040 8,418
Derivatives related to debentures, contractual amount 1,565 2,164
Other financial liabilities, contractual amount 549 796
Obligations under lease liabilities, contractual amount 3,993 4,200
Trade and other payables, contractual amount 6,580 6,663
Total, contractual amount 44,139 40,964
Bank loans, debentures and other loans, carrying amount 21,543 17,602
Derivatives related to debentures, carrying amount 1,056 1,513
Other financial liabilities, carrying amount 522 758
Obligations under lease liabilities, carrying amount 2,953 3,116
Trade and other payables, carrying amount 6,580 6,663
Total financial liabilities 32,654 29,652
Due not later than one year [member]    
Disclosure of financial liabilities [line items]    
Bank loans, debentures and other loans, contractual amount 1,380 1,402
Expected future interest payments, contractual amount 1,062 884
Derivatives related to debentures, contractual amount 129 485
Other financial liabilities, contractual amount 214 333
Obligations under lease liabilities, contractual amount 787 836
Trade and other payables, contractual amount 6,547 6,618
Total, contractual amount 10,119 10,558
Later than one year and not later than two years [member]    
Disclosure of financial liabilities [line items]    
Bank loans, debentures and other loans, contractual amount 1,757 1,362
Expected future interest payments, contractual amount 960 827
Derivatives related to debentures, contractual amount 56 171
Other financial liabilities, contractual amount 82 67
Obligations under lease liabilities, contractual amount 603 591
Trade and other payables, contractual amount 11 15
Total, contractual amount 3,469 3,033
Later than two years and not later than five years [member]    
Disclosure of financial liabilities [line items]    
Bank loans, debentures and other loans, contractual amount 7,316 4,960
Expected future interest payments, contractual amount 2,267 1,923
Derivatives related to debentures, contractual amount 151 377
Other financial liabilities, contractual amount 253 233
Obligations under lease liabilities, contractual amount 938 1,012
Trade and other payables, contractual amount 19 27
Total, contractual amount 10,944 8,532
Due later than five years [member]    
Disclosure of financial liabilities [line items]    
Bank loans, debentures and other loans, contractual amount 11,959 10,999
Expected future interest payments, contractual amount 4,751 4,784
Derivatives related to debentures, contractual amount 1,229 1,131
Other financial liabilities, contractual amount 0 163
Obligations under lease liabilities, contractual amount 1,665 1,761
Trade and other payables, contractual amount 3 3
Total, contractual amount $ 19,607 $ 18,841