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PROPERTY, PLANT AND EQUIPMENT, INTANGIBLE ASSETS AND GOODWILL - Schedule Of Gross Carrying Amount and Accumulated Amortization for Other Intangible Assets (Detail) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 2,566,051 | $ 2,565,968
Accumulated Amortization | (2,126,187) | (2,112,684)
Transit, street furniture and other outdoor contractual rights |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 528,232 | 528,185
Accumulated Amortization | (443,963) | (440,228)
Customer / advertiser relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 1,237,115 | 1,249,128
Accumulated Amortization | (1,210,498) | (1,208,056)
Talent contracts |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 164,932 | 164,933
Accumulated Amortization | (150,289) | (148,578)
Representation contracts |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 77,508 | 77,508
Accumulated Amortization | (72,419) | (70,829)
Permanent easements |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 163,341 | 163,317
Accumulated Amortization | 0 | 0
Other |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 394,923 | 382,897
Accumulated Amortization | $ (249,018) | $ (244,993)

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