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Goodwill and Intangible Assets, Net - Schedule of Changes in the Carrying Amount of Goodwill (Details) $ in Millions	3 Months Ended
	Jun. 30, 2024 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 10,132
Foreign currency translation adjustments, net	(14)
Ending balance	10,118
U.S. Pharmaceutical
Goodwill [Roll Forward]
Beginning balance	4,123
Foreign currency translation adjustments, net	0
Ending balance	4,123
Prescription Technology Solutions
Goodwill [Roll Forward]
Beginning balance	2,024
Foreign currency translation adjustments, net	0
Ending balance	2,024
Medical-Surgical Solutions
Goodwill [Roll Forward]
Beginning balance	2,536
Foreign currency translation adjustments, net	0
Ending balance	2,536
International
Goodwill [Roll Forward]
Beginning balance	1,449
Foreign currency translation adjustments, net	(14)
Ending balance	$ 1,435

X

- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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