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Accounts receivable (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
IfrsStatementLineItems [Line Items] |  |
Related parties | $ 118 | $ 211
Accounts receivable | 3,011 | 4,362
Expected credit loss | (44) | (43)
Accounts receivable, net | 2,967 | 4,319
Iron Solutions [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Third parties | 2,146 | 3,132
Energy Transition Materials [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Third parties | 731 | 984
All other segments [member] |  |
IfrsStatementLineItems [Line Items] |  |
Third parties | $ 16 | $ 35

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- Definition The amount of an allowance account used to record impairments to financial assets due to credit losses. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expired 2023-01-01 -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 16 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_16&doctype=Standard&book=b -URIDate 2023-03-23 + Details
Name: | ifrs-full_AllowanceAccountForCreditLossesOfFinancialAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The amount of receivables due from related parties. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 78 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78_b&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_TradeAndOtherReceivablesDueFromRelatedParties
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition The amount due from customers for goods and services sold. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 78 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78_b&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_TradeReceivables
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

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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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- Details
Name: | ifrs-full_SegmentsAxis=vale_IronSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_SegmentsAxis=vale_EnergyTransitionMaterialsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_SegmentsAxis=ifrs-full_AllOtherSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |