Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The carrying amount of goodwill, by operating segment is as follows:

(In thousands)	National Networks		International and Other		Total
December 31, 2018	$	238,431	$	559,606	$	798,037
Impairment charge	—		(97,996)		(97,996)
Purchase accounting adjustments	—		(2,414)		(2,414)
Amortization of "second component" goodwill	(1,328)		—		(1,328)
Foreign currency translation	—		5,681		5,681
December 31, 2019	237,103		464,877		701,980
Impairment charge	—		(25,062)		(25,062)
Amortization of "second component" goodwill	(1,343)		—		(1,343)
Foreign currency translation	—		10,832		10,832
December 31, 2020	$	235,760	$	450,647	$	686,407

Schedule of Finite-Lived Intangible Assets

The following table summarizes information relating to the Company's identifiable intangible assets:

(In thousands)	December 31, 2020						Estimated Useful Lives
	Gross		Accumulated Amortization		Net
Amortizable intangible assets:
Affiliate and customer relationships	$	624,699	$	(330,350)	$	294,349	6 to 25 years
Advertiser relationships	46,282		(26,028)		20,254		11 years
Trade names and other amortizable intangible assets	116,526		(40,357)		76,169		3 to 20 years
Total amortizable intangible assets	787,507		(396,735)		390,772
Indefinite-lived intangible assets:
Trademarks	19,900		—		19,900
Total intangible assets	$	807,407	$	(396,735)	$	410,672
(In thousands)	December 31, 2019
	Gross		Accumulated Amortization		Net
Amortizable intangible assets:
Affiliate and customer relationships	$	616,197	$	(232,193)	$	384,004
Advertiser relationships	46,282		(21,820)		24,462
Trade names and other amortizable intangible assets	115,873		(19,708)		96,165
Total amortizable intangible assets	778,352		(273,721)		504,631
Indefinite-lived intangible assets:
Trademarks	19,900		—		19,900
Total intangible assets	$	798,252	$	(273,721)	$	524,531

Schedule of Indefinite-Lived Intangible Assets

The following table summarizes information relating to the Company's identifiable intangible assets:

(In thousands)	December 31, 2020						Estimated Useful Lives
	Gross		Accumulated Amortization		Net
Amortizable intangible assets:
Affiliate and customer relationships	$	624,699	$	(330,350)	$	294,349	6 to 25 years
Advertiser relationships	46,282		(26,028)		20,254		11 years
Trade names and other amortizable intangible assets	116,526		(40,357)		76,169		3 to 20 years
Total amortizable intangible assets	787,507		(396,735)		390,772
Indefinite-lived intangible assets:
Trademarks	19,900		—		19,900
Total intangible assets	$	807,407	$	(396,735)	$	410,672
(In thousands)	December 31, 2019
	Gross		Accumulated Amortization		Net
Amortizable intangible assets:
Affiliate and customer relationships	$	616,197	$	(232,193)	$	384,004
Advertiser relationships	46,282		(21,820)		24,462
Trade names and other amortizable intangible assets	115,873		(19,708)		96,165
Total amortizable intangible assets	778,352		(273,721)		504,631
Indefinite-lived intangible assets:
Trademarks	19,900		—		19,900
Total intangible assets	$	798,252	$	(273,721)	$	524,531

Schedule of Estimated Amortization Expense

Estimated aggregate amortization expense for intangible assets subject to amortization for each of the following five years is:

(In thousands)
Years Ending December 31,
2021	$	38,074
2022	38,027
2023	37,951
2024	37,882
2025	36,039