Accounting policies (Details 3) |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Fixtures and fittings [member] | |
| IfrsStatementLineItems [Line Items] | |
| Description of useful life, property, plant and equipment | – 20%- 25% per annum straight line |
| Leasehold improvements [member] | |
| IfrsStatementLineItems [Line Items] | |
| Description of useful life, property, plant and equipment | – the shorter of 10% per annum straight line or over the lease term |
| Computer equipment [member] | |
| IfrsStatementLineItems [Line Items] | |
| Description of useful life, property, plant and equipment | – 25% per annum straight line |
| Laboratory equipment [member] | |
| IfrsStatementLineItems [Line Items] | |
| Description of useful life, property, plant and equipment | – 15% – 25% per annum straight line |
| Right of use asset [member] | |
| IfrsStatementLineItems [Line Items] | |
| Description of useful life, property, plant and equipment | – Economic life of contractual relationship |