Summary of material accounting policies - Property and equipment (Details) |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Computer hardware | Minimum | |
| Disclosure of detailed information about property, plant and equipment [line items] | |
| Useful lives of property and equipment | 2 years |
| Computer hardware | Maximum | |
| Disclosure of detailed information about property, plant and equipment [line items] | |
| Useful lives of property and equipment | 5 years |
| Furniture, fixtures and office equipment | |
| Disclosure of detailed information about property, plant and equipment [line items] | |
| Useful lives of property and equipment | 5 years |