Financial Instruments (Schedule of the Fair Value of Assets and Liabilities Related to Derivatives Designated as Hedging Instruments) (Details) - USD ($) $ in Millions	Jun. 30, 2024	Jun. 30, 2023
Derivatives, Fair Value [Line Items]
Total assets	$ 16	$ 28
Total liabilities	103	101
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Currency Contracts | Prepaid Expenses and Other
Derivatives, Fair Value [Line Items]
Total assets	1	5
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Currency Contracts | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	8	4
Designated as Hedging Instrument | Fair Value Hedging | Interest Rate Swap | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	94	93
Designated as Hedging Instrument | Fair Value Hedging | Cross Currency Interest Rate Contract [Member] | Prepaid Expenses and Other
Derivatives, Fair Value [Line Items]
Total assets	12	23
Designated as Hedging Instrument | Fair Value Hedging | Cross Currency Interest Rate Contract [Member] | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	$ 1	$ 4