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Loans, borrowings, cash and cash equivalents and short-term investments (Details 1) - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
IfrsStatementLineItems [Line Items] |  |  |  |
Cash and cash equivalents | $ 6,479 | $ 3,609 | $ 4,983 | $ 4,736
Country Of Brazil [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Cash and cash equivalents | 1,625 | 953 |  |
Country Of U S [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Cash and cash equivalents | 4,620 | 2,516 |  |
Other Curriencies [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Cash and cash equivalents | 234 | 140 |  |
Total Curriencies [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Cash and cash equivalents | $ 6,479 | $ 3,609 |  |

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- Definition The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph B13 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_i&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_CashAndCashEquivalents
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_IfrsStatementLineItems
Namespace Prefix: | vale_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_CurrencyAxis=vale_CountryOfBrazilMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_CurrencyAxis=vale_CountryOfUSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_CurrencyAxis=vale_OtherCurrienciesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_CurrencyAxis=vale_TotalCurrienciesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |