The amount of non-current provision for decommissioning, restoration and rehabilitation costs. [Refer: Provision for decommissioning, restoration and rehabilitation costs]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 37
-IssueDate 2019-01-01
-Section D Examples: disclosures
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-URIDate 2019-03-27

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 37
-IssueDate 2019-01-01
-Paragraph 87
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2019-en-r&anchor=para_87&doctype=Standard
-URIDate 2019-03-27

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of provision for costs related to decommissioning, restoration and rehabilitation. [Refer: Other provisions]

+ References

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of current provision for decommissioning, restoration and rehabilitation costs. [Refer: Provision for decommissioning, restoration and rehabilitation costs]

+ References

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
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- References

No definition available.

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Namespace Prefix:	vale_
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Balance Type:	na
Period Type:	duration

- Definition

Translation adjustment related to de-characterization projects.

+ References

No definition available.

+ Details

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Namespace Prefix:	vale_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Interest accretion related to de-characterization projects.

+ References

No definition available.

+ Details

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Namespace Prefix:	vale_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

The payments related to de-characterization projects.

+ References

No definition available.

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Namespace Prefix:	vale_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of provision recognized which is related to de-characterization projects.

+ References

No definition available.

+ Details

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Namespace Prefix:	vale_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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Brumadinho dam failure - De-characterization of the upstream dams (Details) - 12 months ended Dec. 31, 2019 R$ in Millions, $ in Millions	BRL (R$)	USD ($)	USD ($)
Changes in the provision of de-characterization projects
Provision recognized	R$ 10,274	$ 2,625
Samarco \| De-characterization of upstream structures
Changes in the provision of de-characterization projects
Provision recognized		2,625
Payments		(159)
Interest accretion		101
Translation adjustment		$ (78)
Provisions recognized at end of year			$ 2,489
Current liabilities			309
Non-current liabilities			2,180
Samarco \| De-characterization of dams
Changes in the provision of de-characterization projects
Provisions recognized at end of year	R$ 993		$ 257