Annual report [Section 13 and 15(d), not S-K Item 405]

Summary of Significant Accounting Policies - Options (Details)

v3.25.1
Summary of Significant Accounting Policies - Options (Details) - £ / shares
3 Months Ended
Mar. 25, 2025
Mar. 20, 2025
Dec. 31, 2024
Dec. 31, 2023
Nominal value of ordinary shares   £ 0.001 £ 0.001 £ 0.001
Exercise price determined by reference to the market value of an ADS at the date of grant        
Number of options over ordinary shares granted (in shares) 24,711,600      
Exercise price equal to the nominal value of the ordinary shares        
Number of options over ordinary shares granted (in shares)   24,944,376