Share-Based Compensation - Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Number of Stock Options Outstanding
Balance at beginning of period (in shares)	31,328	34,696
Options granted (in shares)	1,187	829
Options exercised (in shares)	(3,425)	(3,033)
Options cancelled (in shares)	(613)	(1,164)
Balance at end of period (in shares)	28,477	31,328	34,696
Vested and exercisable at end of period (in shares)	24,235
Vested and expected to vest at end of period (in shares)	28,477
Weighted Average Exercise Price
Balance at beginning of period (in dollars per share)	$ 13.97	$ 12.75
Options granted (in dollars per share)	23.43	30.11
Options exercised (in dollars per share)	5.97	33.84
Options cancelled (in dollars per share)	23.13	13.58
Balance at end of period (in dollars per share)	15.13	$ 13.97	$ 12.75
Vested and exercisable at end of period (in dollars per share)	12.60
Vested and expected to vest at end of period (in dollars per share)	$ 15.13
Weighted Average Remaining Contractual Life (years)
Balance at beginning of period (in years)	5 years 3 days	5 years 8 months 4 days	6 years 5 months 12 days
Balance at end of period (in years)	5 years 3 days	5 years 8 months 4 days	6 years 5 months 12 days
Vested and exercisable at end of period (in years)	4 years 7 months 6 days
Vested and expected to vest at end of period (in years)	5 years 3 days
Aggregate Intrinsic Value
Balance at beginning of period	$ 195,923	$ 268,167	$ 175,907
Balance at end of period	195,923	$ 268,167	$ 175,907
Vested and exercisable at end of period	228,053
Vested and expected to vest at end of period	$ 195,923