Condensed Consolidated Balance Sheets (Parenthetical) - £ / shares	Mar. 31, 2024	Dec. 31, 2023
Condensed Consolidated Balance Sheets
Ordinary shares, nominal value	£ 0.01	£ 0.01
Ordinary shares, shares authorized	61,876,165	59,612,613
Ordinary shares, shares issued	42,632,597	42,431,766
Ordinary shares, shares outstanding	42,632,597	42,431,766