Goodwill and Other Intangible Assets (Schedule of Goodwill by Reportable Segment) (Details) $ in Millions	12 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 5,855	$ 7,989
Goodwill, Acquired During Period	15	14
Foreign currency translation adjustments and other	6	64
Goodwill, Impairment Loss	1,231	2,084
Ending balance	4,609	5,855
Outcomes Divestiture
Goodwill [Roll Forward]
Disposal Group, Including Discontinued Operation, Goodwill	(24)
Medical
Goodwill [Roll Forward]
Beginning balance	3,182	5,330
Goodwill, Acquired During Period	15	0
Foreign currency translation adjustments and other	6	64
Goodwill, Impairment Loss	1,231	2,084
Ending balance	1,960	3,182
Accumulated goodwill impairment loss	4,700	3,500
Pharmaceutical
Goodwill [Roll Forward]
Beginning balance	2,673	2,659
Goodwill, Acquired During Period	0	14
Foreign currency translation adjustments and other	0	0
Goodwill, Impairment Loss	0
Ending balance	2,649	2,673
Accumulated goodwill impairment loss	829	$ 829
Pharmaceutical | Outcomes Divestiture
Goodwill [Roll Forward]
Disposal Group, Including Discontinued Operation, Goodwill	$ (24)