Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Book Value of Goodwill by Segment

For the years ended December 31, 2017 and 2016, the changes in the book value of goodwill by segment were as follows:

	Balance at									Balance at
	December 31, 2016				Acquisitions			Dispositions		December 31, 2017
Entertainment:
Goodwill		$	9,300		$	23	(a)	$	—		$	9,323
Accumulated impairment losses		(6,294		)	—			—			(6,294		)
Goodwill, net of impairment		3,006			23			—			3,029
Cable Networks:
Goodwill		480			—			—			480
Accumulated impairment losses		—			—			—			—
Goodwill, net of impairment		480			—			—			480
Publishing:
Goodwill		431			4		(b)	—			435
Accumulated impairment losses		—			—			—			—
Goodwill, net of impairment		431			4			—			435
Local Media:
Goodwill		8,007			—			—			8,007
Accumulated impairment losses		(7,060		)	—			—			(7,060		)
Goodwill, net of impairment		947			—			—			947
Total:
Goodwill		18,218			27			—			18,245
Accumulated impairment losses		(13,354		)	—			—			(13,354		)
Goodwill, net of impairment		$	4,864		$	27		$	—		$	4,891

	Balance at											Balance at
	December 31, 2015				Acquisitions			Dispositions				December 31, 2016
Entertainment:
Goodwill		$	9,250		$	52	(c)	$	(2	)	(d)		$	9,300
Accumulated impairment losses		(6,294		)	—			—					(6,294		)
Goodwill, net of impairment		2,956			52			(2		)			3,006
Cable Networks:
Goodwill		480			—			—					480
Accumulated impairment losses		—			—			—					—
Goodwill, net of impairment		480			—			—					480
Publishing:
Goodwill		406			25		(b)	—					431
Accumulated impairment losses		—			—			—					—
Goodwill, net of impairment		406			25			—					431
Local Media:
Goodwill		8,007			—			—					8,007
Accumulated impairment losses		(7,060		)	—			—					(7,060		)
Goodwill, net of impairment		947			—			—					947
Total:
Goodwill		18,143			77			(2		)			18,218
Accumulated impairment losses		(13,354		)	—			—					(13,354		)
Goodwill, net of impairment		$	4,789		$	77		$	(2	)			$	4,864

(a) Amount reflects the acquisitions of a television production business and a digital sports publishing business.

(b) Amounts relate to the acquisition of a publishing business in the fourth quarter of 2016.

(c) Amount reflects the acquisition of a sports-focused digital media business.

(d) Amount reflects the disposition of internet businesses in China.

Schedule of Indefinite-lived Intangible Assets

The Company’s intangible assets were as follows:

			Accumulated
At December 31, 2017	Gross		Amortization			Net
Intangible assets subject to amortization:	190
Trade names	$	190	$	(51	)	$	139
Other intangible assets	134		(101		)	33
Total intangible assets subject to amortization	324		(152		)	172
FCC licenses	2,441		—			2,441
International broadcast licenses (a)	53		—			53
Total intangible assets	$	2,818	$	(152	)	$	2,666

(a) Reflects broadcast licenses of Network Ten, which was acquired during the fourth quarter of 2017.

			Accumulated
At December 31, 2016	Gross		Amortization			Net
Intangible assets subject to amortization:
Trade names	$	188	$	(41	)	$	147
Other intangible assets	147		(107		)	40
Total intangible assets subject to amortization	335		(148		)	187
FCC licenses	2,446		—			2,446
Total intangible assets	$	2,781	$	(148	)	$	2,633

Schedule of Finite-lived Intangible Assets

The Company’s intangible assets were as follows:

			Accumulated
At December 31, 2017	Gross		Amortization			Net
Intangible assets subject to amortization:	190
Trade names	$	190	$	(51	)	$	139
Other intangible assets	134		(101		)	33
Total intangible assets subject to amortization	324		(152		)	172
FCC licenses	2,441		—			2,441
International broadcast licenses (a)	53		—			53
Total intangible assets	$	2,818	$	(152	)	$	2,666

(a) Reflects broadcast licenses of Network Ten, which was acquired during the fourth quarter of 2017.

			Accumulated
At December 31, 2016	Gross		Amortization			Net
Intangible assets subject to amortization:
Trade names	$	188	$	(41	)	$	147
Other intangible assets	147		(107		)	40
Total intangible assets subject to amortization	335		(148		)	187
FCC licenses	2,446		—			2,446
Total intangible assets	$	2,781	$	(148	)	$	2,633

Finite-lived Intangible Assets Amortization Expense

Amortization expense was as follows:

Year Ended December 31,	2017			2016			2015
Amortization expense		$	20		$	20		$	23

Schedule of Expected Amortization Expense

The Company expects its aggregate annual amortization expense for existing intangible assets subject to amortization for each of the years, 2018 through 2022, to be as follows:

	2018			2019			2020			2021			2022
Future amortization expense		$	19		$	18		$	15		$	13		$	12