Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill by business segment

Goodwill by business segment was as follows:

(in thousands)	Local Media			National Media			Total
Gross balance as of December 31, 2015	$	708,133		$	74,568		$	782,701
Accumulated impairment losses	(216,914		)	(21,000		)	(237,914		)
Net balance as of December 31, 2015	491,219			53,568			544,787
Cracked acquisition	—			29,403			29,403
Stitcher acquisition	—			1,590			1,590
Balance as of December 31, 2016	$	491,219		$	84,561		$	575,780
Gross balance as of December 31, 2016	$	708,133		$	105,561		$	813,694
Accumulated impairment losses	(216,914		)	(21,000		)	(237,914		)
Net balance as of December 31, 2016	491,219			84,561			575,780
Cracked impairment charge	—			(29,403		)	(29,403		)
Katz acquisition	—			209,572			209,572
Balance as of December 31, 2017	$	491,219		$	264,730		$	755,949
Gross balance as of December 31, 2017	$	708,133		$	315,133		$	1,023,266
Accumulated impairment losses	(216,914		)	(50,403		)	(267,317		)
Net balance as of December 31, 2017	491,219			264,730			755,949
Katz acquisition adjustments	—			(5,812		)	(5,812		)
Triton acquisition	—			83,876			83,876
Balance as of December 31, 2018	$	491,219		$	342,794		$	834,013
Gross balance as of December 31, 2018	$	708,133		$	393,197		$	1,101,330
Accumulated impairment losses	(216,914		)	(50,403		)	(267,317		)
Net balance as of December 31, 2018	$	491,219		$	342,794		$	834,013

Summary of other finite-lived intangible assets

Other intangible assets consisted of the following:

	As of December 31,
(in thousands)	2018			2017
Amortizable intangible assets:
Carrying amount:
Television network affiliation relationships	$	248,444		$	248,444
Customer lists and advertiser relationships	100,500			69,500
Other	88,393			37,069
Total carrying amount	437,337			355,013
Accumulated amortization:
Television network affiliation relationships	(62,020		)	(49,639		)
Customer lists and advertiser relationships	(36,380		)	(26,345		)
Other	(17,199		)	(10,269		)
Total accumulated amortization	(115,599		)	(86,253		)
Net amortizable intangible assets	321,738			268,760
Indefinite-lived intangible assets — FCC licenses	157,215			157,215
Total other intangible assets	$	478,953		$	425,975

Summary of other indefinite-lived intangible assets

Other intangible assets consisted of the following:

	As of December 31,
(in thousands)	2018			2017
Amortizable intangible assets:
Carrying amount:
Television network affiliation relationships	$	248,444		$	248,444
Customer lists and advertiser relationships	100,500			69,500
Other	88,393			37,069
Total carrying amount	437,337			355,013
Accumulated amortization:
Television network affiliation relationships	(62,020		)	(49,639		)
Customer lists and advertiser relationships	(36,380		)	(26,345		)
Other	(17,199		)	(10,269		)
Total accumulated amortization	(115,599		)	(86,253		)
Net amortizable intangible assets	321,738			268,760
Indefinite-lived intangible assets — FCC licenses	157,215			157,215
Total other intangible assets	$	478,953		$	425,975