Restructuring and Employee Severance (Liabilities Associated with Restructuring and Employee Severance Activities) (Details) $ in Millions	9 Months Ended
	Mar. 31, 2025 USD ($)
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 97
Additions	32
Payments and other adjustments	(47)
Ending Balance	82
Employee- Related Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	92
Additions	32
Payments and other adjustments	(42)
Ending Balance	82
Facility Exit and Other Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	5
Additions	0
Payments and other adjustments	(5)
Ending Balance	$ 0