Goodwill and Other Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
Apr. 30, 2023	Apr. 30, 2022
Goodwill [Roll Forward]
Beginning balance	$ 761	$ 779
Acquisition of business (Note 12)	652
Foreign currency translation adjustment	44	(18)
Impairment	0	0
Ending balance	1,457	761
Indefinite-lived Intangible Assets [Roll Forward]
Beginning balance	586	676
Acquisition of business (Note 12)	619
Foreign currency translation adjustment	55	(38)
Impairment	(96)	(52)
Ending balance	$ 1,164	$ 586

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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