Basic and Diluted Net Income (Loss) Per Share - Computation of Basic and Diluted Net Income (Loss) Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	6 Months Ended
Jul. 31, 2025	Apr. 30, 2025	Jul. 31, 2024	Apr. 30, 2024	Jul. 31, 2025	Jul. 31, 2024
Numerator
Net income (loss)	$ 1,255	$ (141)	$ (2,137)	$ (2,139)	$ 1,114	$ (4,276)
Denominator
Basic weighted average common shares	27,595,209		26,556,754		27,521,797	26,392,351
Potentially dilutive shares from equity plans	530,095				702,913
Diluted weighted-average common shares	28,125,304		26,556,754		28,224,710	26,392,351
Basic net income (loss) per share	$ 0.05		$ (0.08)		$ 0.04	$ (0.16)
Diluted net income (loss) per share	$ 0.04		$ (0.08)		$ 0.04	$ (0.16)

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details