Goodwill and Other Intangible Assets (Schedule of Goodwill by Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Dec. 31, 2021	Dec. 31, 2021	Jun. 30, 2021
Goodwill [Roll Forward]
Beginning balance		$ 7,989
Goodwill, Transfers		0
Foreign currency translation adjustments and other		26
Goodwill, Impairment Loss		1,307
Ending balance	$ 6,656	6,656
Pharmaceutical
Goodwill [Roll Forward]
Beginning balance		2,659
Goodwill, Transfers		0
Foreign currency translation adjustments and other		0
Goodwill, Impairment Loss		0
Ending balance	2,659	2,659
Goodwill, Impaired, Accumulated Impairment Loss	829	829	$ 829
Medical
Goodwill [Roll Forward]
Beginning balance		5,330
Goodwill, Transfers		0
Foreign currency translation adjustments and other		26
Goodwill, Impairment Loss	1,307
Ending balance	3,997	3,997
Goodwill, Impaired, Accumulated Impairment Loss	$ 2,700	$ 2,700	$ 1,400