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Brumadinho dam failure (Details) | Jan. 29, 2019 km
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Brumadinho dam failure |
Tailings released extension (in km) | 315
Number of fatalities or presumed fatalities | 270

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

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- Definition The distance impacted by the release of tailings resulting from the dam failure. + References No definition available. + Details
Name: | vale_DamFailureTailingsReleasedDistanceImpact
Namespace Prefix: | vale_
Data Type: | num:lengthItemType
Balance Type: | na
Period Type: | instant

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- Definition Represents the information pertaining to the number of fatalities or presumed fatalities due to the dam failure in Brumadinho. + References No definition available. + Details
Name: | vale_NumberOfFatalitiesOrPresumedFatalitiesDueToDamFailureInBrumadinho
Namespace Prefix: | vale_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration