Income Taxes (Details 3) - USD ($) $ in Millions	Apr. 30, 2024	Apr. 30, 2023
Deferred tax liabilities:
Intangible assets	$ 1,683.9	$ 1,119.9
Property, plant, and equipment	276.9	192.0
Leases	33.8	15.6
Other	22.6	8.2
Total deferred tax liabilities	2,017.2	1,335.7
Deferred tax assets:
Post-employment and other employee benefits	69.1	75.1
Tax credit and loss carryforwards	27.7	26.1
Intangible assets	40.7	19.0
Hedging transactions	49.9	46.9
Leases	36.3	17.5
Other	82.3	38.2
Total deferred tax assets	306.0	222.8
Valuation allowance	(26.2)	(26.0)
Total deferred tax assets, less allowance	279.8	196.8
Net deferred tax liability	$ 1,737.4	$ 1,138.9