Income Taxes - Schedule of Income (Loss) from Continuing Operations before Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Income Tax Disclosure [Abstract]
Domestic	$ 157,356	$ 70,716	$ 136,269
Foreign	187,556	151,926	159,468
Income before provision for income taxes	$ 344,912	$ 222,642	$ 295,737