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STOCKHOLDERS' DEFICIT - Schedule of Stock Options Outstanding and Stock Option Activity (Detail) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Options |  |  |
Granted (in shares) | 0 | 0 | 0
Weighted Average Remaining Contractual Term |  |  |
Share for which non-cash compensation expense has not been recorded (in shares) | 500,000 |  |
Parent Company |  |  |
Options |  |  |
Outstanding at beginning of period (in shares) | 2,092,000 |  |
Granted (in shares) | 0 |  |
Exercised (in shares) | 0 |  |
Forfeited (in shares) | 0 |  |
Expired (in shares) | 0 |  |
Outstanding at end of period (in shares) | 2,092,000 | 2,092,000 |
Exercisable (in shares) | 1,549,000 |  |
Expected to Vest (in shares) | 543,000 |  |
Price |  |  |
Outstanding at beginning of period (in dollars per share) | $ 35.09 |  |
Outstanding at end of period (in dollars per share) | 35.09 | $ 35.09 |
Exercisable (in dollars per share) | 35.14 |  |
Expected to Vest (in dollars per share) | $ 34.94 |  |
Weighted Average Remaining Contractual Term |  |  |
Outstanding | 1 year 7 months 6 days | 2 years 7 months 3 days |
Exercisable | 2 years |  |
Expected to Vest | 8 months 15 days |  |
CCOH |  |  |
Options |  |  |
Outstanding at beginning of period (in shares) | 5,033,000 |  |
Granted (in shares) | 4,000 |  |
Exercised (in shares) | (71,000) |  |
Forfeited (in shares) | (96,000) |  |
Expired (in shares) | (760,000) |  |
Outstanding at end of period (in shares) | 4,110,000 | 5,033,000 |
Exercisable (in shares) | 3,392,000 |  |
Expected to Vest (in shares) | 718,000 |  |
Price |  |  |
Outstanding at beginning of period (in dollars per share) | $ 7.04 |  |
Granted (in dollars per share) | 4.25 |  |
Exercised (in dollars per share) | 3.10 |  |
Forfeited (in dollars per share) | 6.85 |  |
Expired (in dollars per share) | 12.49 |  |
Outstanding at end of period (in dollars per share) | 6.10 | $ 7.04 |
Exercisable (in dollars per share) | 6.01 |  |
Expected to Vest (in dollars per share) | $ 6.52 |  |
Weighted Average Remaining Contractual Term |  |  |
Outstanding | 4 years 1 month 6 days | 4 years 11 months |
Exercisable | 3 years 4 months 26 days |  |
Expected to Vest | 7 years 6 months 1 day |  |
Aggregate Intrinsic Value |  |  |
Outstanding | $ 2,378 | $ 2,539 |
Exercisable | 2,359 |  |
Expected to vest | $ 19 |  |
Weighted average grant date fair value (in dollars per share) | $ 2.04 | $ 2.82 | $ 4.25
Cash received from option exercises | $ 200 | $ 600 | $ 3,800
Total intrinsic value of options exercised | $ 200 | $ 400 | $ 2,800

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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