v3.10.0.1

SHARE-BASED COMPENSATION - Other Award Information (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
Significant ranges of outstanding and exercisable options [Line Items] |  |  |  |  |
Number of options outstanding | 818,047 |  | 818,047 |  | 883,347
Weighted average remaining contractual life options outstanding |  |  | 1 year 6 months |  |
Weighted average exercise price options outstanding | $ 8.8 |  | $ 8.8 |  | $ 8.38
Number of options exercisable | 818,047 |  | 818,047 |  |
Weighted average exercise price options exercisable | $ 8.8 |  | $ 8.8 |  |
Recognized Non-Cash Compensation Expense [Line Items] |  |  |  |  |
Total Non cash compensation expense recognized | $ 2,982 | $ 1,032 | $ 9,036 | $ 3,101 |
Exercise prices from 1.34 to 1.34 |  |  |  |  |
Significant ranges of outstanding and exercisable options [Line Items] |  |  |  |  |
Number of options outstanding | 246,637 |  | 246,637 |  |
Weighted average remaining contractual life options outstanding |  |  | 4 months 24 days |  |
Weighted average exercise price options outstanding | $ 1.34 |  | $ 1.34 |  |
Number of options exercisable | 246,637 |  | 246,637 |  |
Weighted average exercise price options exercisable | $ 1.34 |  | $ 1.34 |  |
Exercise prices from 2.02 to 13.98 |  |  |  |  |
Significant ranges of outstanding and exercisable options [Line Items] |  |  |  |  |
Number of options outstanding | 571,410 |  | 571,410 |  |
Weighted average remaining contractual life options outstanding |  |  | 2 years 1 month 6 days |  |
Weighted average exercise price options outstanding | $ 12.02 |  | $ 12.02 |  |
Number of options exercisable | 571,410 |  | 571,410 |  |
Weighted average exercise price options exercisable | $ 12.02 |  | $ 12.02 |  |
Station operating expenses [Member] |  |  |  |  |
Recognized Non-Cash Compensation Expense [Line Items] |  |  |  |  |
Total Non cash compensation expense recognized | $ 1,653 | 360 | $ 5,295 | 937 |
Corporate general and administrative expenses [Member] |  |  |  |  |
Recognized Non-Cash Compensation Expense [Line Items] |  |  |  |  |
Total Non cash compensation expense recognized | 2,116 | 1,197 | 6,126 | 3,692 |
Stock-based compensation expense included in operating expenses [Member] |  |  |  |  |
Recognized Non-Cash Compensation Expense [Line Items] |  |  |  |  |
Total Non cash compensation expense recognized | 3,769 | 1,557 | 11,421 | 4,629 |
Income tax benefit (net of a fully reserved valuation allowance for prior year) [Member] |  |  |  |  |
Recognized Non-Cash Compensation Expense [Line Items] |  |  |  |  |
Total Non cash compensation expense recognized | $ 787 | $ 525 | $ 2,385 | $ 1,528 |

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