Balance Sheet Components - Schedule of Amortization Expense For Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Finite-Lived Intangible Assets [Line Items]
Total amortization of acquired intangible assets	$ 16,668	$ 15,783	$ 14,167
Foreign currency translation adjustment	(33)	(5)
Total	29,104	45,800
Cost of revenue | Subscription - self-managed and SaaS
Finite-Lived Intangible Assets [Line Items]
Total amortization of acquired intangible assets	11,781	10,503	8,437
Sales and marketing
Finite-Lived Intangible Assets [Line Items]
Total amortization of acquired intangible assets	$ 4,887	$ 5,280	$ 5,730