Employee benefits (Details 3) |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| IfrsStatementLineItems [Line Items] | |||
| Discount rate | 4.20% | 4.90% | |
| Future salary growth | 7.10% | 7.24% | |
| Bottom of range [member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Discount rate | 3.70% | ||
| Future salary growth | 6.28% | ||
| Top of range [member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Discount rate | 4.60% | ||
| Future salary growth | 7.10% |