Fair Value Measurements (Tables)

12 Months Ended

Apr. 30, 2020

Fair Value Disclosures [Abstract]

Schedule of Assets Measured at Fair Value on Recurring Basis

The following table summarizes assets that are measured at fair value on a recurring basis as of April 30, 2020 (in thousands):

	Level 1		Level 2		Level 3		Total
Financial Assets:
Cash and cash equivalents:
Money market funds	$	197,314	$	—	$	—	$	197,314

The following table summarizes assets that are measured at fair value on a recurring basis as of April 30, 2019 (in thousands):

	Level 1		Level 2		Level 3		Total
Financial Assets:
Cash and cash equivalents:
Money market funds	$	261,864	$	—	$	—	$	261,864