v3.25.2
Segment Reporting - Summary of Reportable Segments (Detail) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Disclosure of reportable segments [line items]      
Revenue $ 51,262 $ 55,658 $ 53,817
Underlying EBITDA 25,978 29,016 27,956
Depreciation and amortisation (5,540) (5,295) (5,061)
Impairment losses (198) (90) (75)
Underlying EBIT 20,240 23,631 22,820
Exceptional items (776) (6,094) 112
Net finance costs (1,111) (1,489) (1,531)
Profit before taxation 18,353 16,048 21,401
Capital expenditure (cash basis) 9,398 8,816 6,733
Profit/(loss) from equity accounted investments, related impairments and expenses 153 (2,656) 594
Investments accounted for using the equity method 4,107 1,662 1,620
Total assets 108,790 102,362 101,296
Total liabilities 56,572 53,242 52,766
Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 51,262 55,658 53,817
Operating segments [member] | Copper [member]      
Disclosure of reportable segments [line items]      
Revenue 22,530 18,566 16,027
Underlying EBITDA 12,326 8,564 6,653
Depreciation and amortisation (2,351) (2,023) (1,810)
Impairment losses (19) (17) (33)
Underlying EBIT 9,956 6,524 4,810
Capital expenditure (cash basis) 4,392 3,711 2,698
Profit/(loss) from equity accounted investments, related impairments and expenses 464 377 383
Investments accounted for using the equity method 4,084 1,573 1,530
Total assets 46,694 42,145 39,864
Total liabilities 5,810 5,777 5,635
Operating segments [member] | Copper [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 22,530 18,566 16,027
Operating segments [member] | Iron Ore [member]      
Disclosure of reportable segments [line items]      
Revenue 22,919 27,952 24,812
Underlying EBITDA 14,396 18,913 16,692
Depreciation and amortisation (2,098) (2,027) (1,993)
Impairment losses (151) (61) (28)
Underlying EBIT 12,147 16,825 14,671
Exceptional items (321) (3,066) 176
Capital expenditure (cash basis) 2,617 2,033 1,966
Profit/(loss) from equity accounted investments, related impairments and expenses (245) (3,032) 215
Total assets 26,320 25,569 25,527
Total liabilities 11,068 11,757 8,571
Operating segments [member] | Iron Ore [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 22,919 27,952 24,812
Operating segments [member] | Coal [member]      
Disclosure of reportable segments [line items]      
Revenue 5,046 7,666 10,958
Underlying EBITDA 573 2,290 4,998
Depreciation and amortisation (602) (611) (697)
Impairment losses (4) (2) (6)
Underlying EBIT (33) 1,677 4,295
Exceptional items   880  
Capital expenditure (cash basis) 525 646 657
Total assets 10,067 9,528 11,087
Total liabilities 3,710 3,056 3,821
Operating segments [member] | Coal [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 5,046 7,666 10,958
Group and unallocated items/eliminations [member]      
Disclosure of reportable segments [line items]      
Revenue 767 1,474 2,020
Underlying EBITDA (1,317) (751) (387)
Depreciation and amortisation (489) (634) (561)
Impairment losses (24) (10) (8)
Underlying EBIT (1,830) (1,395) (956)
Exceptional items (455) (3,908) (64)
Capital expenditure (cash basis) 1,864 2,426 1,412
Profit/(loss) from equity accounted investments, related impairments and expenses (66) (1) (4)
Investments accounted for using the equity method 23 89 90
Total assets 25,709 25,120 24,818
Total liabilities 35,984 32,652 34,739
Group and unallocated items/eliminations [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue $ 767 $ 1,474 $ 2,020