Leases - Summary of Supplemental Cash Flow Information Related to Leases (Detail) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2022
Cash Paid For Amounts Included In Measurement Of Lease Liabilities [Abstract]
Operating Lease, Payments	$ 51,879	$ 63,496	$ 62,996
Finance Lease, Principal Payments	1,776	1,639	1,157
Right Of Use Assets Obtained In Exchange For Lease Obligations [Abstract]
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	60,279	19,015	49,235
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	$ 906	$ 3,123	$ 1,586