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Property, Plant And Equipment, Intangible Assets And Goodwill (Schedule Of Definite-Lived Intangible Assets) (Detail) - USD ($) $ in Thousands | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 3,056,369 | $ 3,124,002
Accumulated Amortization | (1,849,642) | (1,657,456)
Transit, street furniture and other outdoor contractual rights [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 716,723 | 777,521
Accumulated Amortization | (476,523) | (464,548)
Customer/advertiser relationships [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 1,222,518 | 1,212,745
Accumulated Amortization | (765,596) | (645,988)
Talent contracts [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 319,384 | 319,617
Accumulated Amortization | (223,936) | (195,403)
Representation contracts [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 238,313 | 252,961
Accumulated Amortization | (206,338) | (200,058)
Permanent easements [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 171,271 | 173,753
Accumulated Amortization | 0 | 0
Other [Member] |  |
Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 388,160 | 387,405
Accumulated Amortization | $ (177,249) | $ (151,459)

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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