PROPERTY, PLANT AND EQUIPMENT, INTANGIBLE ASSETS AND GOODWILL PROPERTY, PLANT AND EQUIPMENT, INTANGIBLE ASSETS AND GOODWILL (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

The Company’s property, plant and equipment consisted of the following classes of assets as of December 31, 2017 and 2016, respectively:

(In thousands)	December 31,		December 31,
	2017		2016
Land, buildings and improvements	$	562,702	$	570,566
Structures	2,864,442		2,684,673
Towers, transmitters and studio equipment	356,664		350,760
Furniture and other equipment	707,163		622,848
Construction in progress	74,810		91,655
	4,565,781		4,320,502
Less: accumulated depreciation	2,681,067		2,372,340
Property, plant and equipment, net	$	1,884,714	$	1,948,162

Schedule of Gross Carrying Amount and Accumulated Amortization of Other Intangible Assets

The following table presents the gross carrying amount and accumulated amortization for each major class of other intangible assets as of December 31, 2017 and 2016, respectively:

(In thousands)	December 31, 2017					December 31, 2016
	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Transit, street furniture and other outdoor contractual rights	$	548,918	$	(440,284	)	$	563,863	$	(426,752	)
Customer / advertiser relationships	1,226,314		(1,133,251		)	1,222,519		(1,012,380		)
Talent contracts	161,962		(138,728		)	319,384		(281,060		)
Representation contracts	77,507		(62,753		)	253,511		(229,413		)
Permanent easements	162,920		—			159,782		—
Other	372,292		(224,841		)	390,171		(219,117		)
Total	$	2,549,913	$	(1,999,857	)	$	2,909,230	$	(2,168,722	)

Schedule of Estimated Amortization Expense

The following table presents the Company’s estimate of amortization expense for each of the five succeeding fiscal years for definite-lived intangible assets:

(In thousands)
2018	$	131,681
2019	44,972
2020	38,307
2021	33,618
2022	28,742

Schedule of Changes in the Carrying Amount of Goodwill

The following table presents the changes in the carrying amount of goodwill in each of the Company’s reportable segments:

(In thousands)	iHM			Americas Outdoor Advertising			International Outdoor Advertising			Other		Consolidated
Balance as of December 31, 2015	$	3,288,481		$	534,683		$	223,892		$	81,831	$	4,128,887
Impairment	—			—			(7,274		)	—		(7,274		)
Dispositions	—			(6,934		)	(30,718		)	—		(37,652		)
Foreign currency	—			(1,998		)	(5,051		)	—		(7,049		)
Assets held for sale	—			(10,337		)	—			—		(10,337		)
Balance as of December 31, 2016	$	3,288,481		$	515,414		$	180,849		$	81,831	$	4,066,575
Impairment	—			—			(1,591		)	—		(1,591		)
Acquisitions	2,442			2,252			—			—		4,694
Dispositions	(35,715		)	—			(1,817		)	—		(37,532		)
Foreign currency	—			777			18,070			—		18,847
Assets held for sale	—			89			—			—		89
Balance as of December 31, 2017	$	3,255,208		$	518,532		$	195,511		$	81,831	$	4,051,082