v3.25.1
Net Loss Per Share - Computation (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Numerator:    
Net loss $ (19,658) $ (15,520)
Net loss attributable to noncontrolling interest 10 31
Net loss attributable to Barinthus Biotherapeutics plc shareholders $ (19,648) $ (15,489)
Denominator:    
Weighted-average ordinary shares outstanding, basic (in shares) 40,265,216 38,773,482
Weighted-average ordinary shares outstanding, diluted (in shares) 40,265,216 38,773,482
Net loss per share attributable to ordinary shareholders, basic (in usd per share) $ (0.49) $ (0.40)
Net loss per share attributable to ordinary shareholders, diluted (in usd per share) $ (0.49) $ (0.40)