Goodwill and Other Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Millions	Sep. 30, 2025	Jun. 30, 2025
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	$ 14	$ 13
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	6,311	6,318
Accumulated Amortization	3,927	3,845
Net Intangible	$ 2,385	2,473
Weighted- Average Remaining Amortization Period (Years)	7 years
Gross Intangible, Total other intangible assets	$ 6,325	6,331
Net Intangible, Total other intangible assets	2,399	2,486
Trademarks and patents
Indefinite-lived Intangible Assets [Line Items]
Net Intangible	14	13
Customer intangibles
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	3,868	3,876
Accumulated Amortization	2,687	2,639
Net Intangible	$ 1,181	1,237
Weighted- Average Remaining Amortization Period (Years)	11 years
Trademarks, trade names and patents
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 1,341	1,340
Accumulated Amortization	478	459
Net Intangible	$ 863	881
Weighted- Average Remaining Amortization Period (Years)	8 years
Developed technology and other
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 1,030	1,030
Accumulated Amortization	739	726
Net Intangible	$ 292	304
Weighted- Average Remaining Amortization Period (Years)	6 years
Noncompete Agreements
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 72	72
Accumulated Amortization	23	21
Net Intangible	$ 49	$ 51
Weighted- Average Remaining Amortization Period (Years)	4 years