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Investments in associates and joint ventures (Details 2)	12 Months Ended
	Dec. 31, 2023
Mineracoes Brasileiras Reunidas S.a. Mbr [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Companhia Portuaria Da Baia De Sepetiba [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Salobo Metais S. A. [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
PTVI [member]
IfrsStatementLineItems [Line Items]
% Ownership	44.30%
% Voting capital	44.30%
% Noncontrolling interest	55.70%
Vale Base Metals Limited [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Vale Holdings B V [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Vale Canada Limited [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Vale International S. A. [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Vale Malaysia Minerals Sdn. Bhd. [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Vale Oman Distribution Center L L C [Member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%
Vale Oman Pelletizing Company LLC [member]
IfrsStatementLineItems [Line Items]
% Ownership	100.00%
% Voting capital	100.00%
% Noncontrolling interest	0.00%

X

- Definition

The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2023-01-01
-Paragraph 17
-Subparagraph b
-Clause iii
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-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2023-01-01
-Paragraph 16
-Subparagraph b
-Clause iii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_iii&doctype=Standard
-URIDate 2023-03-23

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2023-01-01
-Paragraph 19B
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_19B_c&doctype=Standard
-URIDate 2023-03-23

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- Definition

The proportion of ownership interests in a subsidiary held by non-controlling interests. [Refer: Subsidiaries [member]; Non-controlling interests]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2023-01-01
-Paragraph 12
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_12_c&doctype=Standard
-URIDate 2023-03-23

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2023-01-01
-Paragraph 17
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-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_iii&doctype=Standard
-URIDate 2023-03-23

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2023-03-23

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