Basis of Presentation and Summary of Significant Accounting Policies (Components of Property and Equipment) (Details) - USD ($) $ in Millions	Jun. 30, 2025	Jun. 30, 2024
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	$ 7,516	$ 6,695
Total property and equipment, at cost	(4,658)	(4,166)
Property and equipment, net	2,858	2,529
Land, building, and improvements
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	2,178	1,879
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	2,685	2,367
Capitalized software held for internal use
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	1,940	1,744
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	136	128
Construction in Progress
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	$ 577	$ 577