Fair Value Measurements (Tables)

12 Months Ended

Apr. 30, 2022

Fair Value Disclosures [Abstract]

Schedule of Assets Measured at Fair Value on a Recurring Basis

The following table summarizes the types of assets measured at fair value on a recurring basis by level within the fair value hierarchy (in thousands):

	As of April 30, 2022								As of April 30, 2021
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	107,726	$	—	$	—	$	107,726	$	43,401	$	—	$	—	$	43,401
Commercial paper	—		142,511		—		142,511		—		—		—		—
Corporate debt securities	—		8,884		—		8,884		—		—		—		—
Certificates of deposit	—		3,000		—		3,000		—		—		—		—
Available-for-sale marketable securities:
U.S. treasury securities	—		12,763		—		12,763		—		57,998		—		57,998
Certificates of deposit	—		97,205		—		97,205		—		422,978		—		422,978
U.S. government agencies securities	—		13,890		—		13,890		—		—		—		—
Commercial paper	—		241,132		—		241,132		—		494,676		—		494,676
Corporate debt securities	—		287,729		—		287,729		—		2,368		—		2,368
Total cash equivalents and available-for-sale marketable securities	$	107,726	$	807,114	$	—	$	914,840	$	43,401	$	978,020	$	—	$	1,021,421