Goodwill and Acquired Intangible Assets, Net - Schedule Of Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Apr. 30, 2026	Jan. 31, 2026
Intangible Asset, Goodwill and Other [Abstract]
Balance, beginning of year	$ 191,397	$ 69,679
Increase in goodwill related to business combinations	0	121,718
Balance, end of period	$ 191,397	$ 191,397

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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