Revenue and Deferred Revenue - Summary of Revenue Disaggregated by Revenue Source (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2026	Jul. 31, 2025
Disaggregation Of Revenue [Line Items]
Total revenue	$ 83,228	$ 66,364	$ 164,377	$ 131,393
Subscription and services revenue
Disaggregation Of Revenue [Line Items]
Total revenue	75,579	61,139	150,173	121,398
Product and other revenue
Disaggregation Of Revenue [Line Items]
Total revenue	$ 7,649	$ 5,225	$ 14,204	$ 9,995

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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