Goodwill and Other Intangible Assets (Details) $ in Millions	3 Months Ended
	Jul. 31, 2022 USD ($)
Goodwill [Roll Forward]
Balance at April 30, 2022	$ 761
Foreign currency translation adjustment	(5)
Balance at July 31, 2022	756
Indefinite-lived Intangible Assets [Roll Forward]
Balance at April 30, 2022	586
Foreign currency translation adjustment	(8)
Balance at July 31, 2022	$ 578