v3.26.1
Income tax (charge)/credit - Additional Information (Details) - GBP (£)
£ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2025
Income tax (charge)/credit      
R&D Expenditure Credit ("RDEC") £ (5,053) £ (9,381) £ 7,553
Adjustments for R&D tax relief of prior years     £ 13,700