Goodwill and Other Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	$ 23	$ 22
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	512	531	$ 574
Gross Intangible	5,831	5,836
Accumulated Amortization	2,936	2,428
Net Intangible	$ 2,895	3,408
Weighted- Average Remaining Amortization Period (Years)	12 years
Gross Intangible, Total other intangible assets	$ 5,854	5,858
Net Intangible, Total other intangible assets	2,918	3,430
IPR&D, trademarks and other
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	23	22
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	3,554	3,562
Accumulated Amortization	1,828	1,517
Net Intangible	$ 1,726	2,045
Weighted- Average Remaining Amortization Period (Years)	13 years
Trademarks, trade names and patents
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 673	672
Accumulated Amortization	341	295
Net Intangible	$ 332	377
Weighted- Average Remaining Amortization Period (Years)	13 years
Developed technology and other
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 1,604	1,602
Accumulated Amortization	767	616
Net Intangible	$ 837	$ 986
Weighted- Average Remaining Amortization Period (Years)	11 years