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Segmental information - additional information - Consolidated sales revenue by product (Details) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | $ 31,803 | $ 19,316
Other Revenue | 1,280 | 46
Consolidated sales revenue | 33,083 | 19,362
Share of equity accounted unit sales and intra-subsidiary/equity accounted unit sales |  |
Disclosure of products and services [line items] |  |
Gross product sales | 1,545 | 971
Gross product sales |  |
Disclosure of products and services [line items] |  |
Consolidated sales revenue | 34,628 | 20,333
Iron Ore |  |
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | 21,964 | 12,182
Other Revenue | 1,108 | 82
Consolidated sales revenue | 23,072 | 12,264
Aluminium, Alumina and Bauxite |  |
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | 5,733 | 4,454
Other Revenue | 84 | (19)
Consolidated sales revenue | 5,817 | 4,435
Copper |  |
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | 1,472 | 642
Other Revenue | 77 | (9)
Consolidated sales revenue | 1,549 | 633
Industrial minerals |  |
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | 1,141 | 991
Other Revenue | 4 | (7)
Consolidated sales revenue | 1,145 | 984
Gold |  |
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | 506 | 214
Other Revenue | (6) | 4
Consolidated sales revenue | 500 | 218
Diamonds |  |
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | 160 | 141
Other Revenue | 0 | 0
Consolidated sales revenue | 160 | 141
Other products(b) |  |
Disclosure of products and services [line items] |  |
Revenue from contracts with customers | 827 | 692
Other Revenue | 13 | (5)
Consolidated sales revenue | 840 | 687
Uranium |  |
Disclosure of products and services [line items] |  |
Consolidated sales revenue | $ 76 | $ 149

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