Subsidiary Ownership Percentage

No definition available.

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- Definition

Amount of the cumulative effect on retained earnings net of related income tax effect.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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- Definition

The amount of a reclassification adjustment made to prior period financial statement amounts.

+ References

No definition available.

+ Details

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- Definition

Indicates type of revenue from product and service.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 55
-Paragraph 91
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=108792157&loc=SL49130690-203046-203046

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Description of Business and Basis of presentation (Detail) - USD ($) $ in Millions		1 Months Ended	3 Months Ended	6 Months Ended		12 Months Ended
	Jul. 02, 2018	Apr. 30, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2018
Type of Revenue [Extensible List]				us-gaap:AdvertisingMember
Advertising [Member]
Revenue reclassifications			$ 15		$ 27	$ 57
Other [Member]
Revenue reclassifications			$ (15)		$ (27)	$ (57)
New Foxtel [Member]
Ownership interest		65.00%
Accounting Standards Update 2014-09 [Member]
Adjustment to retained earnings	$ 20
Accounting Standards Update 2016-01 [Member]
Adjustment to retained earnings	$ 22
FOX SPORTS Australia [Member]
Company ownership percentage		100.00%
Telstra [Member] \| New Foxtel [Member]
Ownership interest held by minority interest		35.00%
Foxtel [Member]
Equity method investment, ownership percentage		50.00%