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v3.23.1

Commitments and guarantee (Details Narrative) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Commitments And Guarantee |  |
Gain amount | $ 481 | $ 312

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- Definition The amounts removed from equity and adjusted against the fair value of financial assets on reclassification out of the fair value through other comprehensive income measurement category, before tax. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 9 -IssueDate 2022-03-24 -Paragraph 5.6.5 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=9&code=ifrs-tx-2022-en-r&anchor=para_5.6.5&doctype=Standard -URIDate 2022-03-24 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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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