Business Combinations and Asset Acquisitions (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Business Acquistion [Line Items]
Net Intangible	$ 1,713	$ 1,461
Goodwill	$ 4,725	4,613	$ 5,856
Weighted- Average Remaining Amortization Period (Years)	10 years
Customer relationships
Business Acquistion [Line Items]
Net Intangible	$ 1,197	900
Weighted- Average Remaining Amortization Period (Years)	11 years
Trademarks, trade names and patents
Business Acquistion [Line Items]
Net Intangible	$ 153	166
Weighted- Average Remaining Amortization Period (Years)	7 years
Developed Technology Rights [Member]
Business Acquistion [Line Items]
Net Intangible	$ 363	$ 395
Weighted- Average Remaining Amortization Period (Years)	7 years
Specialty Networks
Business Acquistion [Line Items]
Payments to Acquire Businesses, Gross	$ 1,200
Business Combination, Acquisition Related Costs	16
Total identifiable intangible assets acquired	520
Cash and equivalents	23
Trade receivables, net	17
Prepaid expenses and other	2
Other accrued liabilities	(15)
Deferred income taxes and other liabilities	(127)
Total identifiable net assets/(liabilities) acquired	420
Goodwill	793
Total net assets acquired	1,213
Specialty Networks | Customer relationships
Business Acquistion [Line Items]
Net Intangible	$ 480
Weighted- Average Remaining Amortization Period (Years)	15 years
Specialty Networks | Trademarks, trade names and patents
Business Acquistion [Line Items]
Net Intangible	$ 15
Weighted- Average Remaining Amortization Period (Years)	8 years
Specialty Networks | Developed Technology Rights [Member]
Business Acquistion [Line Items]
Net Intangible	$ 25
Weighted- Average Remaining Amortization Period (Years)	8 years