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Segmental information - Summary of performance of operating segments (Details) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | $ 26,667 | $ 29,775 | [1]
Underlying EBITDA | 11,728 | 15,597 |
Proceeds from disposal of property, plant and equipment | 8 | 1 |
Purchase of property, plant and equipment and intangible assets | 3,001 | 3,146 |
Subsidiaries |  |  |
Disclosure of operating segments [line items] |  |  |
Share of sales revenue of equity accounted units | 21 | 27 |
Other Operations |  |  |
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | 97 | 107 |
Underlying EBITDA | (395) | (125) |
Capital expenditure | 32 | 9 |
Share of equity accounted units |  |  |
Disclosure of operating segments [line items] |  |  |
Share of equity accounted units | (1,515) | (1,539) |
Central pension costs, share-based payments, insurance and derivatives |  |  |
Disclosure of operating segments [line items] |  |  |
Underlying EBITDA | 167 | 265 |
Restructuring, project and one-off costs |  |  |
Disclosure of operating segments [line items] |  |  |
Underlying EBITDA | (84) | (86) |
Central costs |  |  |
Disclosure of operating segments [line items] |  |  |
Underlying EBITDA | (512) | (397) |
Central exploration and evaluation expenditures |  |  |
Disclosure of operating segments [line items] |  |  |
Underlying EBITDA | (134) | (113) |
Other items |  |  |
Disclosure of operating segments [line items] |  |  |
Capital expenditure | 49 | 41 |
Gross product sales |  |  |
Disclosure of operating segments [line items] |  |  |
Share of sales revenue of equity accounted units | 1,536 | 1,566 |
Operating segments | Reportable segments |  |  |
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | 28,239 | 31,356 |
Underlying EBITDA | 12,703 | 16,054 |
Capital expenditure | 2,912 | 3,095 |
Operating segments | Iron Ore |  |  |
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | 15,600 | 16,610 |
Underlying EBITDA | 9,792 | 10,395 |
Capital expenditure | 1,094 | 1,472 |
Operating segments | Aluminium |  |  |
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | 6,263 | 7,796 |
Underlying EBITDA | 1,140 | 2,866 |
Capital expenditure | 597 | 625 |
Operating segments | Copper |  |  |
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | 3,487 | 3,547 |
Underlying EBITDA | 1,082 | 1,534 |
Capital expenditure | 917 | 730 |
Operating segments | Minerals |  |  |
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | 2,889 | 3,403 |
Underlying EBITDA | 689 | 1,259 |
Capital expenditure | 304 | 268 |
Inter-segment transactions |  |  |
Disclosure of operating segments [line items] |  |  |
Consolidated sales revenue | (154) | (149) |
Underlying EBITDA | $ (17) | $ (1) |
[1] | Comparative information has been restated to reflect the adoption of narrow scope amendments to IAS12 'Income Taxes', refer to note 2 for details.

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