Financial Instruments (Schedule of Gain/(Loss) Reclassified from AOCI into Earnings for Derivative Instruments Designated as Cash Flow Hedges) (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Derivative [Line Items]
Derivative Instrument, Gain (Loss) Reclassified from AOCI into Income, Effective Portion, Statement of Income or Comprehensive Income [Extensible Enumeration]	Interest expense, net	Interest expense, net	Interest expense, net
SG&A Expenses
Derivative [Line Items]
Derivative Instrument, Gain (Loss) Reclassified from AOCI into Income, Effective Portion, Statement of Income or Comprehensive Income [Extensible Enumeration]	Distribution, selling, general and administrative expenses	Distribution, selling, general and administrative expenses	Distribution, selling, general and administrative expenses
Cash Flow Hedging \| Foreign Currency Contracts \| Revenue
Derivative [Line Items]
Gain/(loss) reclassified from AOCI into earnings for derivative instruments designated as cash flow hedges	$ 9	$ 5	$ (12)
Cash Flow Hedging \| Foreign Currency Contracts \| Cost of Products Sold
Derivative [Line Items]
Gain/(loss) reclassified from AOCI into earnings for derivative instruments designated as cash flow hedges	2	1	(2)
Cash Flow Hedging \| Foreign Currency Contracts \| SG&A Expenses
Derivative [Line Items]
Gain/(loss) reclassified from AOCI into earnings for derivative instruments designated as cash flow hedges	1	0	4
Cash Flow Hedging \| Forward Contracts [Member]
Derivative [Line Items]
Gain/(loss) reclassified from AOCI into earnings for derivative instruments designated as cash flow hedges	2	2	2
Cash Flow Hedging \| Commodity Contracts
Derivative [Line Items]
Gain/(loss) reclassified from AOCI into earnings for derivative instruments designated as cash flow hedges	$ 0	$ 0	$ 6

Indicates line item in statement of income or comprehensive income that includes gain (loss) from effective portion of derivative instrument reclassified from accumulated other comprehensive income (AOCI) into income.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4D
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4D

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- Definition

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 4D
-Subparagraph (b)
-SubTopic 10
-Topic 815
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4D

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480237/815-40-50-5

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