Summary of significant accounting policies - Property, Plant and Equipment, Schedule of Useful Lives (Details) |
Dec. 31, 2025 |
|---|---|
| Minimum | Buildings and installations | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives of property, plant and equipment | 20 years |
| Minimum | Machines | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives of property, plant and equipment | 10 years |
| Minimum | Furniture, vehicles and tools | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives of property, plant and equipment | 3 years |
| Maximum | Buildings and installations | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives of property, plant and equipment | 35 years |
| Maximum | Machines | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives of property, plant and equipment | 30 years |
| Maximum | Furniture, vehicles and tools | |
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives of property, plant and equipment | 10 years |