Revenue Recognition (Tables)

3 Months Ended

Jul. 31, 2020

Revenue from Contract with Customer [Abstract]

Summary of Contract Balances

	July 31, 2020		April 30, 2020
	(in thousands)
Deferred revenue, current	32,488		34,227
Deferred revenue, long-term	—		—
Total deferred revenue	$	32,488	$	34,227

Schedule of Revenue by Geography

The Company’s revenue by geography is as follows:

	Three Months Ended July 31,
	2020		2019
	(in thousands)
Revenues:
Domestic	$	23,140	$	21,411
International	4,138		5,972
	$	27,278	$	27,383