XML 158 R131.htm IDEA: XBRL DOCUMENT
v3.21.1

Financial assets and liabilities - Hierarchy of fair value (Details) - USD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Financial instruments classification |  |
Financial assets | $ 2,222 | $ 2,101
Financial liabilities | 5,307 | 3,510
Level 1 |  |
Financial instruments classification |  |
Financial assets | 1,528 | 1,552
Level 2 |  |
Financial instruments classification |  |
Financial assets | 676 | 525
Financial liabilities | 5,288 | 3,390
Level 3 |  |
Financial instruments classification |  |
Financial assets | 18 | 24
Financial liabilities | 19 | 120
Derivative financial instruments (note 19) |  |
Financial instruments classification |  |
Financial liabilities | 1,017 | 401
Derivative financial instruments (note 19) | Level 2 |  |
Financial instruments classification |  |
Financial liabilities | 998 | 281
Derivative financial instruments (note 19) | Level 3 |  |
Financial instruments classification |  |
Financial liabilities | 19 | 120
Participative stockholders' debentures |  |
Financial instruments classification |  |
Financial liabilities | 3,413 | 2,584
Participative stockholders' debentures | Level 2 |  |
Financial instruments classification |  |
Financial liabilities | 3,413 | 2,584
Financial guarantees |  |
Financial instruments classification |  |
Financial liabilities | 877 | 525
Financial guarantees | Level 2 |  |
Financial instruments classification |  |
Financial liabilities | 877 | 525
Short-term investments |  |
Financial instruments classification |  |
Financial assets | 771 | 826
Short-term investments | Level 1 |  |
Financial instruments classification |  |
Financial assets | 771 | 826
Accounts receivable |  |
Financial instruments classification |  |
Financial assets | 494 | 77
Accounts receivable | Level 2 |  |
Financial instruments classification |  |
Financial assets | 494 | 77
Derivative financial instruments (note 19) |  |
Financial instruments classification |  |
Financial assets | 200 | 472
Derivative financial instruments (note 19) | Level 2 |  |
Financial instruments classification |  |
Financial assets | 182 | 448
Derivative financial instruments (note 19) | Level 3 |  |
Financial instruments classification |  |
Financial assets | 18 | 24
Investments in equity securities |  |
Financial instruments classification |  |
Financial assets | 757 | 726
Investments in equity securities | Level 1 |  |
Financial instruments classification |  |
Financial assets | $ 757 | $ 726

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfFinancialInstrumentsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fair value of financial assets. [Refer: At fair value [member]; Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 25 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_25&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_FinancialAssetsAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 25 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_25&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_FinancialLiabilitiesAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level1OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level2OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level3OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=ifrs-full_DerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=vale_ParticipativeStockholdersDebenturesNoncurrentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=vale_FinancialGuaranteesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=us-gaap_ShortTermInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=vale_AccountsReceivableCurrentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=ifrs-full_DerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=vale_InvestmentsInEquitySecuritiesNoncurrentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |