Balance Sheet Components - Schedule of Activity of Deferred Contract Acquisition Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Contract Acquisition Cost [Roll Forward]
Beginning balance	$ 118,047	$ 86,352	$ 43,549
Capitalization of contract acquisition costs	102,545	92,433	83,794
Amortization of deferred contract acquisition costs	(68,900)	(60,738)	(40,991)
Ending balance	$ 151,692	$ 118,047	$ 86,352