Goodwill and Other Intangible Assets (Schedule of Goodwill by Reportable Segment) (Details) $ in Millions	9 Months Ended
	Mar. 31, 2020 USD ($)
Goodwill [Line Items]
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	10.00%
Goodwill [Roll Forward]
Beginning balance	$ 8,378
Goodwill, Transfers	(5)
Foreign currency translation adjustments and other	34
Ending balance	$ 8,339
Discount Rate, fair value inputs	8.50%
Terminal Growth Rate, fair value inputs	2.00%
Pharmaceutical
Goodwill [Roll Forward]
Beginning balance	$ 2,663
Goodwill, Transfers	(5)
Foreign currency translation adjustments and other	0
Ending balance	2,658
Medical
Goodwill [Roll Forward]
Beginning balance	5,715
Goodwill, Transfers	0
Foreign currency translation adjustments and other	34
Ending balance	5,681
Medical Reporting Unit [Member]
Goodwill [Line Items]
Carrying Value	10,100
Goodwill [Roll Forward]
Ending balance	$ 4,200