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v3.21.2

Employee benefits - Long-term incentive programs (Details) | 6 Months Ended |  |  |
--- | --- | --- | --- | ---
Jun. 30, 2021 | Jun. 30, 2021 R$ / shares | Jun. 30, 2021 $ / shares | Jun. 30, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Vesting period (in years) | 3 years |  |  |  |  |
Expected volatility |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit | 39.00 |  |  |  |  |
Expected dividend yield (i) |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit | 3.18 |  |  |  |  |
Matching Program |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Vesting period (in years) | 3 years |  |  |  |  |
Matching Program | Granted shares |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit |  |  |  | 1,046,255 | 2,154,534 | 1,222,721
Matching Program | VALE share price |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit |  | 109.02 | 20.12 |  |  |
Performance Share Unit Program - PSU |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Vesting period (in years) | 3 years |  |  |  |  |
Percentage of performance factor based on total return to shareholder metrics | 80 |  |  |  |  |
percentage of performance factor based on environmental, social and governance indicator | 20 |  |  |  |  |
Performance Share Unit Program - PSU | Granted shares |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit |  |  |  | 1,474,723 |  |
Performance Share Unit Program - PSU | VALE share price |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit |  | 109.02 | 20.12 |  |  |
Performance Share Unit Program - PSU | Expected term (in years) |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit |  |  |  | 3 |  |
Performance Share Unit Program - PSU | Expected value of the total shareholder return (TSR) |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit | 51.20 |  |  |  |  |
Performance Share Unit Program - PSU | Expected value of the performance factor (Total) |  |  |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |  |  |
Measurement unit | 60.96 |  |  |  |  |

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- Definition The value of significant unobservable input used in the measurement of the fair value of entity's own equity instruments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2020-01-01 -Paragraph 93 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_d&doctype=Standard -URIDate 2020-01-01 + Details
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