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Employee benefits (Tables) | 6 Months Ended
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Jun. 30, 2021
Employee benefits |
Summary of reconciliation of net liabilities recognized in the statement of financial position | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2021 | ​ | December 31, 2020
​ | ​ | Overfunded | ​ | Underfunded | ​ | ​ | ​ | Overfunded | ​ | Underfunded | ​ | ​
​ |  | pension plans |  | pension plans |  | Other benefits |  | pension plans |  | pension plans |  | Other benefits
Amount recognized in the statement of financial position | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Present value of actuarial liabilities | ​ | (3,183) | ​ | (4,440) | ​ | (1,668) | ​ | (3,105) | ​ | (4,632) | ​ | (1,733)
Fair value of assets | ​ | 4,045 | ​ | 4,097 | ​ | — | ​ | 3,969 | ​ | 3,991 | ​ | —
Effect of the asset ceiling | ​ | (862) | ​ | — | ​ | — | ​ | (864) | ​ | — | ​ | —
Liabilities | ​ | — | ​ | (343) | ​ | (1,668) | ​ | — | ​ | (641) | ​ | (1,733)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Current liabilities | ​ | — | ​ | (41) | ​ | (72) | ​ | — | ​ | (47) | ​ | (96)
Non-current liabilities | ​ | — | ​ | (302) | ​ | (1,596) | ​ | — | ​ | (594) | ​ | (1,637)
Liabilities | ​ | — | ​ | (343) | ​ | (1,668) | ​ | — | ​ | (641) | ​ | (1,733)
Summary of assumptions used in the Monte Carlo simulation to estimate the fair value of the TSR indicator | ​
​ | ​ | ​ | ​
PSU |  | 2021 |
Granted shares |  | 1,474,723 | ​
Date shares were granted |  | 04/30/2021 | ​
VALE (BRL) |  | 109.02 | ​
VALE ON (USD) |  | 20.12 | ​
Expected volatility |  | 39.00%p.y. | ​
Expected dividend yield (i) |  | 3.18%p.y. | ​
Expected term (in years) |  | 3 | ​
Expected value of the total shareholder return (TSR) |  | 51.20 | %
Expected value of the performance factor (Total) |  | 60.96 | %
​ (i) Source: Bloomberg 04/30/2021
Summary of reclassification from cash-settled to equity-settled | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Matching |  | April 30, 2021 |  | Remeasurement |  | Reclassification |  | May 1, 2021 |  | Expense |  | June 30, 2021
Liability |  | 33 |  | 5 |  | (38) |  | — |  | — |  | —
Stockholders' equity |  | — |  | — |  | 38 |  | 38 |  | 5 |  | 43
Net income |  | — |  | (5) |  | — |  | (5) |  | (5) |  | (10)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
PSU |  | April 30, 2021 |  | Remeasurement |  | Reclassification |  | May 1, 2021 |  | Expense |  | June 30, 2021
Liability |  | 3 |  | (1) |  | (2) |  | — |  | — |  | —
Stockholders' equity |  | — |  | — |  | 2 |  | 2 |  | 1 |  | 3
Net income |  | — |  | 1 |  | — |  | 1 |  | (1) |  | —

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