Basis of Presentation and Summary of Significant Accounting Policies (Revenue and Gross Trade Receivables Percentage by Major Customers) (Details) - Pharmaceutical and Specialty Solutions	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
CVS Health Corporation
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Percent of Gross Trade Receivables	22.00%	26.00%
CVS Health Corporation \| Revenue Benchmark \| Customer Concentration Risk
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration Risk, Percentage	28.00%	30.00%	24.00%
OptumRx [Member]
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Percent of Gross Trade Receivables	0.00%	0.00%
OptumRx [Member] \| Revenue Benchmark \| Customer Concentration Risk
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Customer, Extent of Reliance [Line Items]
Concentration Risk, Percentage	0.00%	0.00%	17.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.