Additional Financial Information - Components of Other, Net (Detail) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Legal settlement costs	$ (850)	$ 0	$ (850)	$ 0
Net gains (losses) on investments in equity securities	182	(191)	317	(293)
U.K Newspaper Matters Indemnity	(24)	(22)	(106)	(71)
Transaction costs	(17)	(17)	(45)	(41)
Other	(10)	(3)	(38)	30
Total other, net	$ (719)	$ (233)	$ (722)	$ (375)

Amount of income (expense) related to nonoperating activities, classified as other.

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- Definition

Transaction costs (income) expense.

+ References

No definition available.

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- Definition

Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117546-209714

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

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- Definition

Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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Amount of income (expense) related to nonoperating activities, classified as other.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.9)
-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

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