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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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No definition available.

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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.

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Namespace Prefix:	vale_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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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.

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No definition available.

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Name:	vale_PurchaseEnergyPayments
Namespace Prefix:	vale_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant