Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

The carrying amount of goodwill for each of the Company’s operating segments for the years ended December 31, 2020 and 2019 is as follows (in thousands):

	December 31,										December 31,							December 31,
	2018		Acquisition		Currency			Impairment			2019		Acquisition		Impairment			2020
Television	$	40,549		—		—			—		$	40,549		—		—		$	40,549
Digital		33,743		—		(67	)		(27,714	)		5,962		12,332		(800	)		17,494
Radio		—		—		—			—			—		—		—			—
Consolidated	$	74,292	$	—	$	(67	)	$	(27,714	)	$	46,511	$	12,332	$	(800	)	$	58,043

Composition of Company's Acquired Intangible Assets and Associated Accumulated Amortization

The composition of the Company’s acquired intangible assets and the associated accumulated amortization as of December 31, 2020 and 2019 is as follows (in thousands):

			2020						2019
	Weighted average remaining life in years		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Intangible assets subject to amortization:
Television network affiliation agreements		7	$	67,488	$	59,726	$	7,762	$	67,489	$	58,338	$	9,151
Customer base		4		47,052		7,874		39,178		10,045		6,414		3,631
Pre-sold advertising contracts and other		5		38,624		36,152		2,472		39,057		35,067		3,990
Total assets subject to amortization:			$	153,164	$	103,752	$	49,412	$	116,591	$	99,819	$	16,772
Intangible assets not subject to amortization:
FCC licenses and spectrum usage rights								216,653						252,544
Total intangible assets							$	266,065					$	269,316

Estimated Amortization Expense

Estimated amortization expense for the next five years and thereafter is as follows (in thousands):

Estimated Amortization Expense	Amount
2021	$	5,874
2022		5,419
2023		5,229
2024		4,339
2025		3,255
Thereafter		25,296
Total	$	49,412