Equity Incentive Plans - Summary of Stock-Based Compensation Expense Recognized in Consolidated Statements of Operations (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 30, 2026	Apr. 30, 2025	Apr. 30, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 298,435	$ 257,782	$ 239,137
Income Statement Location: us-gaap:CostOfGoodsAndServicesSold \| Subscription
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	10,056	9,443	8,774
Income Statement Location: us-gaap:CostOfGoodsAndServicesSold \| Services
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	15,918	14,747	12,539
Income Statement Location: us-gaap:GeneralAndAdministrativeExpense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	64,862	49,437	46,167
Income Statement Location: us-gaap:ResearchAndDevelopmentExpense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	112,638	97,412	93,588
Income Statement Location: us-gaap:SellingAndMarketingExpense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 94,961	$ 86,743	$ 78,069

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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+ Details