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Goodwill and Other Intangible Assets (Schedule of Goodwill by Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021	Dec. 31, 2022	Jun. 30, 2022
Goodwill [Roll Forward]
Beginning balance		$ 5,855		$ 5,855
Foreign currency translation adjustments and other				6
Goodwill, Impairment Loss				863
Ending balance	$ 4,986			4,986
Pharmaceutical
Goodwill [Roll Forward]
Beginning balance		2,673		2,673
Foreign currency translation adjustments and other				0
Goodwill, Impairment Loss				0
Ending balance	2,673			2,673
Medical
Goodwill [Roll Forward]
Beginning balance		3,182		3,182
Foreign currency translation adjustments and other				6
Goodwill, Impairment Loss	709	$ 154	$ 1,300	863
Ending balance	2,313			2,313
Goodwill, Impaired, Accumulated Impairment Loss	$ 4,400			$ 4,400	$ 3,500