Goodwill and Other Intangible Assets (Details 1) - USD ($) $ in Millions	Apr. 30, 2024	Apr. 30, 2023
Finite-lived intangible assets subject to amortization:
Finite-lived intangible assets, Acquisition Cost	$ 5,072.8	$ 3,818.0
Accumulated Amortization, Impairment Charges And Foreign Currency Exchange Expense For Finite Lived Assets	2,166.5	1,993.0
Finite-lived intangible assets, Net	2,906.3	1,825.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Intangible Assets, Acquisition Cost	9,645.5	6,648.7
Total Other Intangible Assets Accumulated Amortization Impairment Charges Foreign Currency Exchange	2,390.1	2,219.4
Total other intangible assets	7,255.4	4,429.3
Trademarks
Indefinite-lived intangible assets not subject to amortization:
Indefinite-lived intangible assets, Acquisition Costs	4,572.7	2,830.7
Accumulated Amortization, Impairment Charges And Foreign Currency Exchange Expense For Indefinite Lived Assets	223.6	226.4
Indefinite-lived intangible assets, Net	4,349.1	2,604.3
Customer and contractual relationships
Finite-lived intangible assets subject to amortization:
Finite-lived intangible assets, Acquisition Cost	4,766.7	3,499.0
Accumulated Amortization, Impairment Charges And Foreign Currency Exchange Expense For Finite Lived Assets	1,894.9	1,719.8
Finite-lived intangible assets, Net	2,871.8	1,779.2
Patents and technology
Finite-lived intangible assets subject to amortization:
Finite-lived intangible assets, Acquisition Cost	163.0	167.6
Accumulated Amortization, Impairment Charges And Foreign Currency Exchange Expense For Finite Lived Assets	160.8	161.6
Finite-lived intangible assets, Net	2.2	6.0
Trademarks
Finite-lived intangible assets subject to amortization:
Finite-lived intangible assets, Acquisition Cost	143.1	151.4
Accumulated Amortization, Impairment Charges And Foreign Currency Exchange Expense For Finite Lived Assets	110.8	111.6
Finite-lived intangible assets, Net	$ 32.3	$ 39.8