Goodwill and Other Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	$ 62	$ 61
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	574	395	$ 355
Gross Intangible	5,742	3,391
Accumulated Amortization	1,891	1,466
Net Intangible	$ 3,851	1,925
Weighted- Average Remaining Amortization Period (Years)	14 years
Gross Intangible, Total other intangible assets	$ 5,804	3,452
Net Intangible, Total other intangible assets	3,913	1,986
IPR&D, trademarks and other
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	62
IPR&D, trademarks and other
Indefinite-lived Intangible Assets [Line Items]
Net Intangible		61
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	3,513	1,966
Accumulated Amortization	1,191	967
Net Intangible	$ 2,322	999
Weighted- Average Remaining Amortization Period (Years)	15 years
Trademarks, trade names and patents
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 667	509
Accumulated Amortization	246	195
Net Intangible	$ 421	314
Weighted- Average Remaining Amortization Period (Years)	15 years
Developed technology and other
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 1,562	916
Accumulated Amortization	454	304
Net Intangible	$ 1,108	$ 612
Weighted- Average Remaining Amortization Period (Years)	12 years