Impairment Charges (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2022
Fair Value Disclosures [Abstract]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	$ 7	$ 96	$ 52
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]	Other income (expense), net	Other income (expense), net	Other income (expense), net