Share-Based Compensation - Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2022
Number of Stock Options Outstanding
Balance at beginning of period (in shares)	34,696	36,338
Options granted (in shares)	829	571
Options exercised (in shares)	(3,033)	(1,332)
Options cancelled (in shares)	(1,164)	(881)
Balance at end of period (in shares)	31,328	34,696	36,338
Vested and exercisable at end of period (in shares)	23,991
Vested and expected to vest at end of period (in shares)	31,371
Weighted Average Exercise Price
Balance at beginning of period (in dollars per share)	$ 12.75	$ 12.44
Options granted (in dollars per share)	30.11	15.30
Options exercised (in dollars per share)	33.84	20.60
Options cancelled (in dollars per share)	13.58	15.36
Balance at end of period (in dollars per share)	13.97	$ 12.75	$ 12.44
Vested and exercisable at end of period (in dollars per share)	10.66
Vested and expected to vest at end of period (in dollars per share)	$ 13.97
Weighted Average Remaining Contractual Life (years)
Balance at beginning of period (in years)	5 years 8 months 4 days	6 years 5 months 12 days	7 years 4 months 2 days
Balance at end of period (in years)	5 years 8 months 4 days	6 years 5 months 12 days	7 years 4 months 2 days
Vested and exercisable at end of period (in years)	5 years 3 months 7 days
Vested and expected to vest at end of period (in years)	5 years 8 months 4 days
Aggregate Intrinsic Value
Balance at beginning of period	$ 268,167	$ 175,907	$ 165,436
Balance at end of period	268,167	$ 175,907	$ 165,436
Vested and exercisable at end of period	284,778
Vested and expected to vest at end of period	$ 268,537