Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2026	Jul. 31, 2025
Income Tax Disclosure [Abstract]
Provision for (benefit from) income taxes	$ 4,357	$ (1,865)	$ 10,158	$ (1,052)

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

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+ Details