Goodwill and Other Intangible Assets, Net (Tables)

9 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

Goodwill consisted of the following:

(in thousands)	September 30, 2018		December 31, 2017
Goodwill - wireless	$	146,383	$	146,383
Goodwill - cable	104		104
Goodwill - wireline	10		10
Goodwill	$	146,497	$	146,497

Schedule of Intangible Assets

Intangible assets consisted of the following:

	September 30, 2018							December 31, 2017
(in thousands)	Gross Carrying Amount		Accumulated Amortization and Other			Net		Gross Carrying Amount		Accumulated Amortization and Other			Net
Non-amortizing intangibles:
Cable franchise rights	$	64,334	$	—		$	64,334	$	64,334	$	—		$	64,334
Railroad crossing rights	141		—			141		141		—			141
Total non-amortizing intangibles	64,475		—			64,475		64,475		—			64,475
Finite-lived intangibles:
Affiliate contract expansion - wireless	455,305		(152,603		)	302,702		410,157		(105,964		)	304,193
Favorable leases - wireless	15,816		(1,754		)	14,062		13,103		(1,222		)	11,881
Acquired subscribers - cable	25,265		(25,213		)	52		25,265		(25,100		)	165
Other intangibles	464		(218		)	246		463		(198		)	265
Total finite-lived intangibles	496,850		(179,788		)	317,062		448,988		(132,484		)	316,504
Total intangible assets	$	561,325	$	(179,788	)	$	381,537	$	513,463	$	(132,484	)	$	380,979