Employee benefits (Details 2) |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| IfrsStatementLineItems [Line Items] | ||
| Actuarial assumption of discount rates | 9.70% | 10.69% |
| Actuarial assumption of expected rates of salary increases | 5.60% | 5.60% |
| Actuarial assumption of annual increase in minimum salary | 3.75% | 3.75% |
| M X [Member] | General Zone [Member] | ||
| IfrsStatementLineItems [Line Items] | ||
| Actuarial assumption of annual increase in minimum salary | 3.75% |