Leases (Details 2) - USD ($) $ in Millions	6 Months Ended
	Oct. 31, 2025	Oct. 31, 2024
Leases [Abstract]
Operating cash flows from operating leases	$ 23.6	$ 24.1
Operating cash flows from finance leases	0.3	0.3
Financing cash flows from finance leases	1.9	1.9
Right-of-use asset obtained in exchange for operating lease liabilities	60.8	2.4
Right-of-use asset obtained in exchange for finance lease liabilities	$ 0.4	$ 2.6