Fair Value Measurements (Tables)

12 Months Ended

Apr. 30, 2023

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, 2023								As of April 30, 2022
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds	$	75,293	$	—	$	—	$	75,293	$	107,726	$	—	$	—	$	107,726
Commercial paper	—		112,851		—		112,851		—		142,511		—		142,511
Corporate debt securities	—		—		—		—		—		8,884		—		8,884
Certificates of deposit	—		2,000		—		2,000		—		3,000		—		3,000
Available-for-sale marketable securities:
U.S. treasury securities	—		27,397		—		27,397		—		12,763		—		12,763
Certificates of deposit	—		61,025		—		61,025		—		97,205		—		97,205
U.S. government agencies securities	—		75,674		—		75,674		—		13,890		—		13,890
Commercial paper	—		184,230		—		184,230		—		241,132		—		241,132
Corporate debt securities	—		179,247		—		179,247		—		287,729		—		287,729
Total cash equivalents and available-for-sale marketable securities	$	75,293	$	642,424	$	—	$	717,717	$	107,726	$	807,114	$	—	$	914,840