Equity Incentive Plans - Summary of Equity Awards Available for Grant (Details) - shares	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022
Equity Awards, Outstanding [Roll Forward]
Available at beginning of fiscal year (in shares)	17,647,684	15,737,819
Awards authorized (in shares)	4,708,746	4,526,699
Options granted (in shares)	(94,105)	(495,460)
Options cancelled (in shares)	143,656	386,656
Available at end of fiscal year (in shares)	17,564,133	17,647,684
RSUs
Equity Awards, Outstanding [Roll Forward]
RSUs granted (in shares)	(6,105,614)	(3,224,256)
RSUs cancelled (in shares)	1,263,099	715,870
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation	667	356