Goodwill And Acquisition-Related Intangibles, Net - Schedule Of Changes In The Carrying Amount Of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 5,748	$ 5,755
Accumulated impairment, beginning balance	(368)	(368)
Goodwill, net, beginning balance	5,380	5,387
Goodwill acquired	0	0
Effects of foreign currency translation	(1)	(7)
Goodwill, ending balance	5,747	5,748
Accumulated impairment, ending balance	(368)	(368)
Goodwill, net, ending balance	$ 5,379	$ 5,380

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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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount before 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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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments 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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