Goodwill and Other Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2020	Jun. 30, 2020
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	$ 23	$ 23
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	5,844	5,831
Accumulated Amortization	3,056	2,936
Net Intangible	$ 2,788	2,895
Weighted- Average Remaining Amortization Period (Years)	12 years
Gross Intangible, Total other intangible assets	$ 5,867	5,854
Net Intangible, Total other intangible assets	2,811	2,918
IPR&D, trademarks and other
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	23	23
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	3,565	3,554
Accumulated Amortization	1,907	1,828
Net Intangible	$ 1,658	1,726
Weighted- Average Remaining Amortization Period (Years)	13 years
Trademarks, trade names and patents
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 674	673
Accumulated Amortization	351	341
Net Intangible	$ 323	332
Weighted- Average Remaining Amortization Period (Years)	13 years
Developed technology and other
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 1,605	1,604
Accumulated Amortization	798	767
Net Intangible	$ 807	$ 837
Weighted- Average Remaining Amortization Period (Years)	11 years