Stock-Based Compensation - Stock Option Activity (Details) $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended	12 Months Ended
	Oct. 31, 2023 USD ($) $ / shares shares	Apr. 30, 2023 USD ($) $ / shares shares
Number of Stock Options Outstanding
Balance at beginning of period (in shares) | shares	34,696
Options granted (in shares) | shares	166
Options exercised (in shares) | shares	(2,251)
Options cancelled (in shares) | shares	(696)
Balance at end of period (in shares) | shares	31,915	34,696
Vested and exercisable at end of period (in shares) | shares	22,379
Vested and expected to vest at end of period (in shares) | shares	32,001
Weighted Average Exercise Price
Balance at beginning of period (in dollars per share) | $ / shares	$ 12.75
Options granted (in dollars per share) | $ / shares	24.11
Options exercised (in dollars per share) | $ / shares	35.24
Options cancelled (in dollars per share) | $ / shares	11.47
Balance at end of period (in dollars per share) | $ / shares	13.42	$ 12.75
Vested and exercisable at end of period (in dollars per share) | $ / shares	10.01
Vested and expected to vest at end of period (in dollars per share) | $ / shares	$ 13.42
Weighted Average Remaining Contractual Life (years)
Balance at beginning of period	6 years 1 month 2 days	6 years 5 months 12 days
Balance at end of period	6 years 1 month 2 days	6 years 5 months 12 days
Vested and exercisable at end of period	5 years 7 months 24 days
Vested and expected to vest at end of period	6 years 1 month 2 days
Aggregate Intrinsic Value
Balance at beginning of period | $	$ 350,422	$ 175,907
Balance at end of period | $	350,422	$ 175,907
Vested and exercisable at end of period | $	322,040
Vested and expected to vest at end of period | $	$ 351,373