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v3.25.2

Participative shareholders' debentures (Details) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
IfrsStatementLineItems [Line Items] |  |  |  |  |
Financial results | $ (117) | $ (241) | $ (79) | $ (77) |
Liability related to debenture | $ 2,454 |  | $ 2,454 |  | $ 2,217
BRL [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Average Price Per Debenture | $ 34.47 | $ 35.06 | $ 34.47 | $ 35.06 |

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- References No definition available. + Details
Name: | vale_AveragePricePerDebenture
Namespace Prefix: | vale_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
Name: | vale_FinancialIncomeExpenseRelatedToDebenture
Namespace Prefix: | vale_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | vale_IfrsStatementLineItems
Namespace Prefix: | vale_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | vale_LiabilityRelatedToDebenture
Namespace Prefix: | vale_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | ifrs-full_CurrencyInWhichInformationIsDisplayedAxis=vale_BRLMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |