Equity Incentive Plans - Summary of Stock Option Activity (Details) - 2012 Plan - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Number of Stock Options Outstanding
Beginning balance (in shares)	2,640,423	4,038,238
Stock options exercised (in shares)	(791,874)	(1,292,375)
Stock options canceled (in shares)	(72,819)	(104,137)
Stock options assumed in acquisition cancelled (in shares)	(7)	(1,303)
Ending balance (in shares)	1,775,723	2,640,423	4,038,238
Exercisable (in shares)	1,692,783
Weighted- Average Exercise Price
Beginning balance (in dollars per share)	$ 38.23	$ 32.74
Stock options exercised (in dollars per share)	22.54	16.19
Stock options cancelled (in dollars per share)	113.23	98.35
Stock options assumed in acquisition cancelled (in dollars per share)	76.82	76.12
Ending balance (in dollars per share)	42.16	$ 38.23	$ 32.74
Exercisable (in dollars per share)	$ 39.97
Remaining Contractual Term (in years)
Remaining Contractual Term (in years)	3 years 10 months 17 days	4 years 8 months 1 day	5 years 4 months 6 days
Exercisable, Remaining Contractual Term (in years)	3 years 8 months 26 days
Aggregate Intrinsic Value (in thousands)
Beginning balance	$ 178,081	$ 134,778
Ending balance	88,617	$ 178,081	$ 134,778
Exercisable	$ 88,120