Goodwill and Other Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Millions	9 Months Ended
	Mar. 31, 2021	Jun. 30, 2020
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	$ 12	$ 23
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	4,913	5,831
Accumulated Amortization	2,732	2,936
Net Intangible	$ 2,181	2,895
Weighted- Average Remaining Amortization Period (Years)	11 years
Gross Intangible, Total other intangible assets	$ 4,925	5,854
Net Intangible, Total other intangible assets	2,193	2,918
IPR&D, trademarks and other
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	12	23
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	3,331	3,554
Accumulated Amortization	1,925	1,828
Net Intangible	$ 1,406	1,726
Weighted- Average Remaining Amortization Period (Years)	11 years
Trademarks, trade names and patents
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 551	673
Accumulated Amortization	319	341
Net Intangible	$ 232	332
Weighted- Average Remaining Amortization Period (Years)	9 years
Developed technology and other
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 1,031	1,604
Accumulated Amortization	488	767
Net Intangible	$ 543	$ 837
Weighted- Average Remaining Amortization Period (Years)	10 years