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Commitments and Guarantee - Commitments (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Commitments And Guarantee |  |
Financial guarantees without registration effect | $ 6,534 | $ 5,015
Purchase of energy | 2,605 | 2,746
Total | $ 9,139 | $ 7,761

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

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- Definition The amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments. + References No definition available. + Details
Name: | vale_ContractualObligationPaymentsDue
Namespace Prefix: | vale_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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- Definition The amounts represents the purchase energy. + References No definition available. + Details
Name: | vale_PurchaseEnergyPayments
Namespace Prefix: | vale_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant