Fair Value Measurements (Tables)

9 Months Ended

Jan. 31, 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 January 31, 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	$	129,753	$	—	$	—	$	129,753	$	43,401	$	—	$	—	$	43,401
Commercial paper	—		10,998		—		10,998		—		—		—		—
Corporate debt securities	—		1,506		—		1,506		—		—		—		—
Available-for-sale marketable securities:
U.S. treasury securities	—		—		—		—		—		57,998		—		57,998
Certificates of deposit	—		300,381		—		300,381		—		422,978		—		422,978
U.S. government agencies securities	—		14,015		—		14,015		—		—		—		—
Commercial paper	—		308,208		—		308,208		—		494,676		—		494,676
Corporate debt securities	—		195,512		—		195,512		—		2,368		—		2,368
Total cash equivalents and available-for-sale marketable securities	$	129,753	$	830,620	$	—	$	960,373	$	43,401	$	978,020	$	—	$	1,021,421