v3.26.1
Net Loss Per Ordinary Share - Computation of Basic and Diluted Net Loss Per Ordinary Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jul. 31, 2026
Apr. 30, 2026
Jul. 31, 2025
Apr. 30, 2025
Jul. 31, 2026
Jul. 31, 2025
Numerator:            
Net loss $ (6,689) $ (18,093) $ (19,995) $ (24,328) $ (24,782) $ (44,323)
Denominator:            
Weighted-average ordinary shares - basic 44,005,576   42,546,979   43,805,429 42,383,475
Weighted-average ordinary shares - diluted 44,005,576   42,546,979   43,805,429 42,383,475
Net loss per ordinary share:            
Basic $ (0.15)   $ (0.47)   $ (0.57) $ (1.05)
Diluted $ (0.15)   $ (0.47)   $ (0.57) $ (1.05)