Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2026	Apr. 30, 2025	Jan. 31, 2026
Income Tax Disclosure [Abstract]
Income tax expense	$ 1,011	$ 928
Unrecognized tax benefits	15,100		$ 13,800
Income tax examination, penalties and interest accrued	$ 0		$ 300

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

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+ Details