Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 80,185	$ 64,117	$ 56,269
Operating cash flows from finance leases	11,361	7,988	7,187
Financing cash flows from finance leases	46,720	41,786	35,845
Right-of-use assets obtained in exchange for lease obligations
Operating leases	120,479	112,618	73,083
Finance leases	$ 71,001	$ 77,495	$ 59,720