Income Taxes - Income (Loss) from Continuing Operations before Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Income Tax Disclosure [Abstract]
Domestic	$ 136,269	$ 184,877	$ 34,661
Foreign	159,468	248,024	129,039
Income before provision for income taxes	$ 295,737	$ 432,901	$ 163,700