Revenue, Accounts Receivable, Deferred Revenue, and Remaining Performance Obligations - Revenue from External Customers by Geographic Areas (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2023	Apr. 30, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 623,599	$ 422,371
United States
Disaggregation of Revenue [Line Items]
Revenue	482,989	335,925
Other Americas
Disaggregation of Revenue [Line Items]
Revenue	16,856	9,126
EMEA
Disaggregation of Revenue [Line Items]
Revenue	94,890	58,018
Asia-Pacific and Japan
Disaggregation of Revenue [Line Items]
Revenue	$ 28,864	$ 19,302

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details