Legal and administrative proceedings (Details Narrative) R$ in Millions, $ in Millions |
6 Months Ended | ||
|---|---|---|---|
|
Jun. 30, 2026
USD ($)
|
Jun. 30, 2026
BRL (R$)
|
Dec. 31, 2025
USD ($)
|
|
| IfrsStatementLineItems [Line Items] | |||
| Estimated legal proceedings | $ 606 | R$ 3,136 | |
| Guarantee obligations bank guarantee | 4,700 | $ 3,500 | |
| Pico Mine In Itabirito [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Imposition of fines amounts | 26 | ||
| Mar Azul Mine In Nova Lima [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Imposition of fines amounts | 234 | ||
| Gongo Soco Mine In Barao Dos Cocais [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Imposition of fines amounts | 93 | ||
| Fabrica Mine In Congonhas [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Imposition of fines amounts | $ 79 | ||