Goodwill and Other Intangible Assets (Details) $ in Millions	3 Months Ended
	Jul. 31, 2023 USD ($)
Goodwill [Roll Forward]
Balance at April 30, 2023	$ 1,457
Purchase accounting adjustment (Note 14)	40
Reclassification to assets held for sale (Note 15)	(10)
Foreign currency translation adjustment	7
Balance at July 31, 2023	1,494
Indefinite-lived Intangible Assets [Roll Forward]
Balance at April 30, 2023	1,164
Purchase accounting adjustment (Note 14)	(53)
Reclassification to assets held for sale (Note 15)	(93)
Foreign currency translation adjustment	(4)
Balance at July 31, 2023	$ 1,014