v3.26.1
Segment Reporting - Summary of Reportable Segments (Detail) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Disclosure of reportable segments [line items]      
Revenue $ 58,760 $ 51,262 $ 55,658
Underlying EBITDA 32,947 25,978 29,016
Depreciation and amortisation (6,201) (5,540) (5,295)
Impairment losses (106) (198) [1] (90) [1]
Underlying EBIT 26,640 20,240 23,631
Exceptional items (2,771) (776) [2] (6,094) [2]
Net finance costs (1,455) (1,111) (1,489)
Profit before taxation 22,414 18,353 16,048
Capital expenditure (cash basis) 9,849 9,398 8,816
Profit/(loss) from equity accounted investments, related impairments and expenses 574 153 (2,656)
Investments accounted for using the equity method 4,414 4,107 1,662
Total assets 121,387 108,790 102,362
Total liabilities 65,066 56,572 53,242
Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 58,760 51,262 55,658
Operating segments [member] | Copper [member]      
Disclosure of reportable segments [line items]      
Revenue [3] 29,031 22,530 18,566
Underlying EBITDA 18,187 12,326 8,564
Depreciation and amortisation (2,500) (2,351) (2,023)
Impairment losses (26) (19) [1] (17) [1]
Underlying EBIT 15,661 9,956 6,524
Exceptional items 0 0 [2] 0 [2]
Capital expenditure (cash basis) 4,556 4,392 3,711
Profit/(loss) from equity accounted investments, related impairments and expenses 894 464 377
Investments accounted for using the equity method 4,414 4,084 1,573
Total assets 50,499 46,694 42,145
Total liabilities 7,030 5,810 5,777
Operating segments [member] | Copper [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 29,031 22,530 18,566
Operating segments [member] | Iron Ore [member]      
Disclosure of reportable segments [line items]      
Revenue 23,883 22,919 27,952
Underlying EBITDA 14,529 14,396 18,913
Depreciation and amortisation (2,186) (2,098) (2,027)
Impairment losses (29) (151) [1] (61) [1]
Underlying EBIT 12,314 12,147 16,825
Exceptional items (365) (321) [2] (3,066) [2]
Capital expenditure (cash basis) 3,048 2,617 2,033
Profit/(loss) from equity accounted investments, related impairments and expenses (320) (245) (3,032)
Investments accounted for using the equity method 0 0 0
Total assets 28,276 26,320 25,569
Total liabilities 11,157 11,068 11,757
Operating segments [member] | Iron Ore [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 23,883 22,919 27,952
Operating segments [member] | Coal [member]      
Disclosure of reportable segments [line items]      
Revenue [4] 5,590 5,046 7,666
Underlying EBITDA 832 573 2,290
Depreciation and amortisation (754) (602) (611)
Impairment losses (20) (4) [1] (2) [1]
Underlying EBIT 58 (33) 1,677
Exceptional items 0 0 [2] 880 [2]
Capital expenditure (cash basis) 415 525 646
Profit/(loss) from equity accounted investments, related impairments and expenses 0 0 0
Investments accounted for using the equity method 0 0 0
Total assets 10,180 10,067 9,528
Total liabilities 4,076 3,710 3,056
Operating segments [member] | Coal [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue 5,590 5,046 7,666
Group and unallocated items/eliminations [member]      
Disclosure of reportable segments [line items]      
Revenue [5] 256 767 1,474
Underlying EBITDA (601) (1,317) (751)
Depreciation and amortisation (761) (489) (634)
Impairment losses (31) (24) [1] (10) [1]
Underlying EBIT (1,393) (1,830) (1,395)
Exceptional items (2,406) (455) [2] (3,908) [2]
Capital expenditure (cash basis) 1,830 1,864 2,426
Profit/(loss) from equity accounted investments, related impairments and expenses 0 (66) (1)
Investments accounted for using the equity method 0 23 89
Total assets 32,432 25,709 25,120
Total liabilities 42,803 35,984 32,652
Group and unallocated items/eliminations [member] | Revenue [member]      
Disclosure of reportable segments [line items]      
Revenue $ 256 $ 767 $ 1,474
[1] Impairment losses exclude impairment related exceptional items US$2,300 million (2025: exceptional impairment reversal of US$90 million; 2024: exceptional impairment of US$3,800 million).
[2] Exceptional items reported in Group and unallocated include proceeds from insurance settlements of US$64 million (2025: US$ nil; 2024: US$ nil) and costs of US$170 million (2025: US$135 million; 2024: US$105 million) in relation to Samarco dam failure. Refer to note 3 'Exceptional items' for further information.
[3] Total Copper revenue includes: copper US$24,485 million (2025: US$19,400 million; 2024: US$16,107 million) and other US$4,546 million (2025: US$3,130 million; 2024: US$2,459 million). Other consists of gold, silver, uranium, zinc and molybdenum.
[4] Total Coal revenue includes: steelmaking coal US$3,804 million (2025: US$3,394 million; 2024: US$5,793 million) and energy coal US$1,786 million (2025: US$1,652 million; 2024: US$1,873 million).
[5] Group and unallocated items revenue includes: Western Australia Nickel, which transitioned into temporary suspension in December 2024, of US$245 million (2025: US$758 million; 2024: US$1,473 million) and other revenue US$11 million (2025: US$9 million; 2024: US$1 million).