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OTHER INFORMATION - Barter and Trade - Narrative (Detail) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Nonmonetary Transaction [Line Items] |  |  |  |
Barter and trade revenues | $ 28,800,000 | $ 24,700,000 | $ 75,100,000 | $ 57,400,000
Barter and trade expenses | 22,900,000 | $ 25,100,000 | 57,200,000 | $ 53,900,000
Advertising Exchanged for Equity Interests |  |  |  |
Nonmonetary Transaction [Line Items] |  |  |  |
Barter and trade revenues | 4,900,000 |  | 16,700,000 |
Barter and trade expenses | $ 0 |  | $ 0 |

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- Definition Total expense recognized from advertising barter transactions for each income statement presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=51667831&loc=d3e49171-111630 + Details
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- Definition Total revenue recognized from advertising barter transactions for each income statement presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=51667831&loc=d3e49171-111630 + Details
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