Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Intangible Assets And Goodwill [Line Items]
Amortization expenses of amortizable intangible assets	$ 91	$ 90	$ 83
Finite lived intangible assets, Estimated amortization expense in 2017	93
Finite lived intangible assets, Estimated amortization expense in 2018	89
Finite lived intangible assets, Estimated amortization expense in 2019	77
Finite lived intangible assets, Estimated amortization expense in 2020	67
Finite lived intangible assets, Estimated amortization expense in 2021	60
Impairment charges, goodwill	$ 0	$ 325	$ 0
Minimum [Member] \| Other Than Impaired Reporting Units [Member]
Intangible Assets And Goodwill [Line Items]
Fair value, discount rates	9.00%	9.00%	9.00%
Fair value, long-term growth rates	0.00%	0.00%	0.00%
Fair value, royalty rates	0.50%	0.50%	0.50%
Fair value, control premium	10.00%	10.00%	10.00%
Maximum [Member] \| Other Than Impaired Reporting Units [Member]
Intangible Assets And Goodwill [Line Items]
Fair value, discount rates	14.50%	14.00%	14.00%
Fair value, long-term growth rates	3.50%	3.00%	4.00%
Fair value, royalty rates	3.40%	3.30%	2.80%
Fair value, control premium	15.00%	15.00%	15.00%
News and Information Services [Member]
Intangible Assets And Goodwill [Line Items]
Accumulated impairment loss, goodwill	$ 3,400

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Intangible Assets And Goodwill [Line Items]

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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Percentage above fair value that an investor seeking to acquire control of an entity will pay, used as an input to measure fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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Percentage of assumed long-term growth in revenues, used as an input to measure fair value.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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