Income Taxes - Additional Information (Details) - USD ($)	3 Months Ended
Apr. 30, 2026	Apr. 30, 2025
Income Tax Disclosure [Abstract]
Income tax (benefit) provision	$ 156,000	$ 247,000
Unrecognized tax benefits	11,500,000
Interest expense or penalties related to unrecognized tax benefits	$ 0

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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+ Details