Revenue Recognition - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Disaggregation of Revenue [Line Items]
Deferred revenue, recognized	$ 14.5	$ 12.0	$ 15.5	$ 10.3
Deferred revenue	17.3		17.3
Capitalized deferred contract costs	4.4	3.6	10.2	5.7
Sales and Marketing Expense
Disaggregation of Revenue [Line Items]
Amortization of deferred contract costs	$ 3.6	$ 2.8	$ 6.9	$ 5.4
Outside of the United States \| Maximum \| Geographic Concentration Risk \| Revenue
Disaggregation of Revenue [Line Items]
Total revenue, concentration percentage	5.00%	5.00%	5.00%	5.00%

Capitalized deferred contract costs.

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Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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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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