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Significant events in the current year (Details Narrative) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 31, 2022 | Jul. 31, 2022 | Apr. 30, 2022 | Feb. 28, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |
Vulcan resources total consideration |  |  | $ 270 |  |  |  |
Income from discontinued operations |  |  | 2,060 |  | $ 2,060 | $ (2,291) | $ (1,377)
Cumulative translation adjustments |  |  | 3,072 |  |  |  |
Carrying value noncontrolling interest |  |  | 585 |  |  |  |
Impairment |  |  | $ 589 |  |  |  |
Capital reduction in foreign subsidiary approved | $ 1,500 |  |  |  |  | 3,000 |
Gains (losses) on exchange differences on translation, net of tax |  |  |  |  | 214 |  |
Transferring obligations |  | $ 140 |  |  |  |  |
Gain on held for sale |  |  |  |  | $ 1,121 |  |
Repurchase of shares |  |  |  |  | 357,442,577 |  |
Repurchase of shares, value |  |  |  |  | $ 6,036 |  |
Proceed from sale of equity |  | 2,200 |  |  |  |  |
Net debt |  | 2,200 |  |  | 7,915 | 1,877 |
Impairment loss |  | $ 135 |  |  |  |  |
Remuneration On Transaction [Member] |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |
Remuneration On Stockholders Equity |  |  |  |  | 6,615 |  |
Discontinued operations [member] |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |
Income from discontinued operations |  |  |  |  | $ 2,060 | $ (2,291) | $ (1,377)
Discontinued operations [member] | Nucor Corporation [Member] | Disposal Of Joint Venture [Member] |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |
Gains on Disposals of Equity Method Investments including Cumulative Translation Adjustments |  |  |  | $ 292 |  |  |
Vale International S. A. [Member] |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |
Capital reduction in foreign subsidiary approved | 1,500 |  |  |  |  |  |
Gains (losses) on exchange differences on translation, net of tax | $ 1,543 |  |  |  |  |  |

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