Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Jan. 31, 2022	Jan. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 35,385	$ 32,208
Operating cash flows from finance leases	6,378	8,673
Financing cash flows from finance leases	23,154	22,662
Right-of-use assets obtained in exchange for lease obligations
Operating leases(a)	53,549	27,918
Finance leases	$ 24,887	$ 22,408