Income Taxes - Summary of Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2026	Apr. 30, 2025
Income Tax Disclosure [Abstract]
Loss before income taxes	$ (17,333)	$ (23,683)
Provision for income taxes	$ 760	$ 645
Effective tax rate	(4.40%)	(2.70%)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

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

+ References

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+ Details