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Financial Instruments (Schedule of Outstanding Instruments, Cash Flow Hedges) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
Fair Value Hedging \| Interest Rate Swap
Derivative [Line Items]
Notional Amount	$ 2,200	$ 1,600
Cash Flow Hedging \| Foreign Currency Contracts
Derivative [Line Items]
Notional Amount	418	381
Cash Flow Hedging \| Foreign Currency Contracts \| Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Derivative [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax	16	(6)	$ 4
Cash Flow Hedging \| Foreign Currency Contracts \| Income Statement Location [Axis]: us-gaap:Revenues
Derivative [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax	0	3	1
Cash Flow Hedging \| Foreign Currency Contracts \| Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Derivative [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax	(1)	(1)	0
Cash Flow Hedging \| Forward Contracts [Member]
Derivative [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax	2	$ 2	2
Designated as Hedging Instrument \| Fair Value Hedging \| Interest Rate Swap
Derivative [Line Items]
Derivative Liability, Notional Amount	$ 600		$ 500