SHARE-BASED COMPENSATION - Other Award Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	434,300		434,300		466,925
Weighted average remaining contractual life options outstanding			2 years 3 months 18 days
Weighted average exercise price options outstanding	$ 1.97		$ 1.97		$ 1.93
Number of options exercisable	434,300		434,300
Weighted average exercise price options exercisable	$ 1.97		$ 1.97
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	$ 754	$ 978	$ 3,023	$ 2,584
Exercise prices from 1.34 to 1.34
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	400,675		400,675
Weighted average remaining contractual life options outstanding			2 years 4 months 24 days
Weighted average exercise price options outstanding	$ 1.34		$ 1.34
Number of options exercisable	400,675		400,675
Weighted average exercise price options exercisable	$ 1.34		$ 1.34
Exercise prices from 2.02 to 11.78
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	33,625		33,625
Weighted average remaining contractual life options outstanding			1 year 10 months 24 days
Weighted average exercise price options outstanding	$ 9.48		$ 9.48
Number of options exercisable	33,625		33,625
Weighted average exercise price options exercisable	$ 9.48		$ 9.48
Station operating expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	$ 372	334	$ 962	880
Corporate general and administrative expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	1,270	1,221	3,698	3,217
Stock-based compensation expense included in operating expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	1,642	1,555	4,660	4,097
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	$ 888	$ 577	$ 1,637	$ 1,513