Revenue Recognition (Tables)

6 Months Ended

Oct. 31, 2021

Revenue from Contract with Customer [Abstract]

Summary of Contract Balances

	October 31, 2021		April 30, 2021
	(in thousands)
Deferred revenue, current	35,968		37,142
Deferred revenue, long-term*	250		540
Total deferred revenue	$	36,218	$	37,682

*included in other long-term liabilities on the accompanying condensed consolidated balance sheets.

Schedule of Revenue by Geography

The Company’s revenue by geography is as follows:

	Three Months Ended October 31,				Six Months Ended October 31,
	2021		2020		2021		2020
	(in thousands)				(in thousands)
Revenue:
Domestic	$	26,197	$	23,659	$	50,624	$	46,799
International	5,014		4,222		9,858		8,360
	$	31,211	$	27,881	$	60,482	$	55,159