Business combination recognized identifiable assets acquired and liabilities assumed, tangible assets.

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- Definition

Percentage of the entity that the excess purchase price valuation is based on.

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Schedule Of Business Acquisitions And Divestitures [Line Items]

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- Definition

Subsidiary Ownership Percentage

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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- Definition

Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

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- Definition

Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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- Definition

The net gains or losses recognized for each transaction with the acquiree that was recognized separately from the acquisition of assets and assumptions of liabilities in the business combination.

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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.

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- Definition

Amount after accumulated impairment loss of 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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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

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

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No definition available.

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

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Acquisitions, Disposals and Other Transactions - Additional Information (Detail) - USD ($) $ in Millions	1 Months Ended	3 Months Ended
	Apr. 30, 2018	Jun. 30, 2018	Sep. 30, 2018
Schedule Of Business Acquisitions And Divestitures [Line Items]
Goodwill		$ 5,218	$ 5,153
New Foxtel [Member]
Schedule Of Business Acquisitions And Divestitures [Line Items]
Equity method investment, ownership percentage	50.00%
Ownership interest	65.00%
Business acquisition, acquired interest percentage	65.00%
Percentage of the entity that the excess purchase price valuation is based on	100.00%
Business acquisition purchase price allocation, tangible assets	$ 849
Business acquisition purchase price allocation, Outstanding borrowings	1,751
Business acquisition purchase price allocation, amortizable and indefinite-lived intangible assets	868
Goodwill	$ 1,574
FOX SPORTS Australia [Member]
Schedule Of Business Acquisitions And Divestitures [Line Items]
Company ownership percentage	100.00%
Loss on transactions		(337)
Write-off of channel distribution agreement intangible asset		$ 317
Subscriber Relationships [Member] \| New Foxtel [Member]
Schedule Of Business Acquisitions And Divestitures [Line Items]
Business acquisition purchase price allocation, amortizable intangible assets	$ 468
Finite lived intangible assets, weighted average useful life	10 years
Trade Names [Member] \| New Foxtel [Member]
Schedule Of Business Acquisitions And Divestitures [Line Items]
Business acquisition purchase price allocation, indefinite-lived intangible assets	$ 277
Customer Relationships [Member] \| New Foxtel [Member]
Schedule Of Business Acquisitions And Divestitures [Line Items]
Business acquisition purchase price allocation, amortizable intangible assets	$ 123
Finite lived intangible assets, weighted average useful life	15 years
Telstra [Member] \| New Foxtel [Member]
Schedule Of Business Acquisitions And Divestitures [Line Items]
Ownership interest held by minority interest	35.00%