Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Goodwill [Line Items]
Goodwill	$ 7,989	$ 8,357	$ 8,378
Amortization of Intangible Assets	428	512	531
Estimated annual amortization of intangible assets - 2022	315
Estimated annual amortization of intangible assets - 2023	287
Estimated annual amortization of intangible assets - 2024	264
Estimated annual amortization of intangible assets - 2025	238
Estimated annual amortization of intangible assets - 2026	212
Medical
Goodwill [Line Items]
Goodwill	5,330	5,700	5,715
Accumulated goodwill impairment loss	1,400	1,400
Pharmaceutical
Goodwill [Line Items]
Goodwill	2,659	2,657	$ 2,663
Accumulated goodwill impairment loss	$ 829	$ 829

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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