Goodwill And Acquisition-Related Intangibles, Net (Schedule Of Changes In The Carrying Amount Of Goodwill) (Details) $ in Millions	6 Months Ended
	Sep. 30, 2023 USD ($)
Goodwill [Roll Forward]
Goodwill, gross, beginning balance	$ 5,748
Accumulated impairment, beginning balance	(368)
Goodwill, net, beginning balance	5,380	[1]
Goodwill acquired	0
Effects of foreign currency translation	(2)
Goodwill, gross, ending balance	5,746
Accumulated impairment, ending balance	(368)
Goodwill, net, ending balance	$ 5,378

[1] Derived from audited Consolidated Financial Statements.