Number of duopolies.

No definition available.

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- Definition

Number of television stations.

+ References

No definition available.

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- Definition

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

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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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

No definition available.

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Segment Information (Narrative) (Details) $ in Millions	3 Months Ended		6 Months Ended
Segment Information (Narrative) (Details) $ in Millions	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2017 USD ($) Segment Fullpowertvstation Duopoly	Dec. 31, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of Reportable Segments \| Segment			4
Revenues \| $	$ 8,037	$ 7,682	$ 15,039	$ 14,188
Amortization of Intangible Assets \| $	65	64	130	130
Filmed Entertainment Segment \| Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues \| $	$ (418)	$ (445)	$ (613)	$ (678)
US \| Television Segment
Segment Reporting Information [Line Items]
Full power broadcast television stations			28
Duopolies \| Duopoly			11
US \| Television Segment \| Fox
Segment Reporting Information [Line Items]
Full power broadcast television stations			17
US \| Television Segment \| MyNetworkTV
Segment Reporting Information [Line Items]
Full power broadcast television stations			9
US \| Television Segment \| CW Television Network and MyNetworkTV
Segment Reporting Information [Line Items]
Full power broadcast television stations			1
US \| Television Segment \| Independent Station
Segment Reporting Information [Line Items]
Full power broadcast television stations			1