Broadcast Incentive Auction, Gain (Loss) Recognized On Sale

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- Definition

Broadcast Incentive Auction, Total Capital Expenditure

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Broadcast Incentive Auction, Total Legislation Funds to Reimburse Stations

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- Definition

Business Acquisition, Number Of Brands Acquired

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Business Acquisition, Number Of Professional Teams With Exclusive Regional Distribution Rights

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- Definition

Business Combination, Unadjusted Initial Consideration Expected To Be Transferred

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Number of Stations Assigned New Channels

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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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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.

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value.

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ACQUISITIONS AND DISPOSITIONS OF ASSETS - Narrative (Details) $ in Millions		1 Months Ended	3 Months Ended		9 Months Ended
	Aug. 23, 2019 USD ($) national_basketball_association_team major_league_baseball_team national_hockey_league_team professional_team	May 31, 2019 USD ($) brand	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($) station	Sep. 30, 2018 USD ($)
Business Acquisition [Line Items]
Gain on asset dispositions, net of impairment			$ 35	$ 11	$ 57	$ 37
Number of stations assigned new channels \| station					100
Broadcast incentive auction, total legislation funds to reimburse stations					$ 3,000
Broadcast incentive auction, gain recognized on sale			28	1	50	3
Broadcast incentive auction, total capital expenditure			16	9	41	21
Spectrum Auction
Business Acquisition [Line Items]
Gain on asset dispositions, net of impairment						83
RSNs
Business Acquisition [Line Items]
Number of brands \| brand		21
Purchase price, unadjusted initial consideration expected to be transferred		$ 9,600
Purchase price	$ 9,829
Number of professional teams \| professional_team	42
Definite-lived intangible assets acquired	$ 7,676
Goodwill estimated to be deductible for tax purposes	1,800
Acquisition related costs			85		94
Net revenue from acquiree			352		352
Operating income from acquiree			$ 46		$ 46
RSNs \| Customer Relationships
Business Acquisition [Line Items]
Definite-lived intangible assets acquired	$ 6,220
Amortization period, weighted average useful life	10 years
RSNs \| Favorable/Unfavorable Contracts With Sports Teams
Business Acquisition [Line Items]
Definite-lived intangible assets acquired	$ 1,440
Amortization period, weighted average useful life	12 years
RSNs \| Tradenames/Trademarks
Business Acquisition [Line Items]
Definite-lived intangible assets acquired	$ 16
Amortization period, weighted average useful life	2 years
Tribune Media Company
Business Acquisition [Line Items]
Acquisition related costs				34		100
Tribune Media Company \| General and Administrative Expense
Business Acquisition [Line Items]
Acquisition related costs				11		21
Tribune Media Company \| Interest Expense
Business Acquisition [Line Items]
Acquisition related costs				$ 22		$ 79
Major League Baseball \| RSNs
Business Acquisition [Line Items]
Number of professional teams \| major_league_baseball_team	14
National Basketball Association \| RSNs
Business Acquisition [Line Items]
Number of professional teams \| national_basketball_association_team	16
National Hockey League \| RSNs
Business Acquisition [Line Items]
Number of professional teams \| national_hockey_league_team	12