Basis of Presentation and Summary of Significant Accounting Policies Loss Contingencies (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2025
Product Liability Lawsuits | Minimum
Loss Contingencies [Line Items]
Loss contingency accrual		$ 56
Total Opioid Litigation [Member]
Loss Contingencies [Line Items]
Litigation settlement	$ 5,600