Segment and Geographic Information - Schedule of Revenues by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2026	Apr. 30, 2025
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 830,235	$ 763,654
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	576,322	546,208
International
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 253,913	$ 217,446

Amount, excluding 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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+ Details