Income Taxes - Summary of Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Current:
Dutch	$ 2,910	$ 2,187	$ 1,125
Foreign	17,042	6,892	3,896
Total current tax expense	19,952	9,079	5,021
Deferred:
Dutch	(71)	(105)	0
Foreign	(597)	(2,915)	2,699
Total deferred tax expense (income)	(668)	(3,020)	2,699
Total provision for income taxes	$ 19,284	$ 6,059	$ 7,720