Material accounting policies (Tables) |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Material accounting policies [Abstract] | |
| Basis of presentation | Derivative financial instruments Fair value through profit or loss (FVTPL) Equity investments Fair value through other comprehensive income (FVOCI) Liabilities for cash-settled share-based payment arrangements FVTPL Net defined benefit liability Fair value of plan assets less the present value of the defined benefit obligation |
| Disclosure of estimated useful lives | Land Not depreciated Buildings 10 - 25 years Plant and equipment 3 - 15 years Furniture and fixtures 3 - 10 years Other 3 - 5 years |