Basic and Diluted Net Loss Per Share - Computation of Basic and Diluted Net Loss Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Apr. 30, 2023	Apr. 30, 2022
Numerator
Net loss	$ (326)	$ (766)
Denominator
Weighted-average common shares	25,178,008	24,116,144
Diluted weighted-average common shares	25,178,008	24,116,144
Basic net loss per share	$ (0.01)	$ (0.03)
Diluted net loss per share	$ (0.01)	$ (0.03)