Financial Instruments (Schedule of the Fair Value of Assets and Liabilities Related to Derivatives Designated as Hedging Instruments) (Details) - USD ($) $ in Millions	Jun. 30, 2023	Jun. 30, 2022
Derivatives, Fair Value [Line Items]
Total assets	$ 28	$ 61
Total liabilities	101	46
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Currency Contracts | Prepaid Expenses and Other
Derivatives, Fair Value [Line Items]
Total assets	5	7
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Currency Contracts | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	4	3
Designated as Hedging Instrument | Fair Value Hedging | Interest Rate Swap | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	93	43
Designated as Hedging Instrument | Fair Value Hedging | Cross Currency Interest Rate Contract [Member] | Other Assets [Member]
Derivatives, Fair Value [Line Items]
Total assets	0	25
Designated as Hedging Instrument | Fair Value Hedging | Cross Currency Interest Rate Contract [Member] | Prepaid Expenses and Other
Derivatives, Fair Value [Line Items]
Total assets	23	29
Designated as Hedging Instrument | Fair Value Hedging | Cross Currency Interest Rate Contract [Member] | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	$ 4	$ 0