Derivative Financial Instruments and Hedging Activities (Textual) (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Derivative Instruments and Hedging Activities [Line Items]
Maximum Remaining Maturity of Foreign Currency Derivatives	24 months	24 months
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months	$ 7
Derivative, Net Liability Position, Aggregate Fair Value	1	$ 1
Foreign Exchange Contract [Member]
Derivative Instruments and Hedging Activities [Line Items]
Derivative, Notional Amount	566	747
Designated as Hedging Instrument [Member] | Net Investment Hedging [Member]
Derivative Instruments and Hedging Activities [Line Items]
Debt Instrument, Face Amount	497	495
4.75% senior notes, due April 15, 2033 {Member}
Derivative Instruments and Hedging Activities [Line Items]
Debt Instrument, Face Amount	$ 650	$ 650