SHARE-BASED COMPENSATION 3 (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011 number	Sep. 30, 2010	Sep. 30, 2011 number	Sep. 30, 2010 number	Dec. 31, 2010
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	893,525		893,525		983,150
Weighted average remaining contractual life options outstanding	7.2		7.2
Weighted average exercise price options outstanding	$ 2.82		$ 2.82		$ 3.02
Number of options exercisable	397,484		397,484
Weighted average exercise price Options exercisable	$ 4.29		$ 4.29
Valuation Of Options [Abstract]
Expected life (years)				6.3
Expected volatility factor (%)				69.20%
Risk-free interest rate (%)				3.00%
Expected dividend yield (%)				0.00%
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	$ 1,096,000	$ 1,212,000	$ 4,613,000	$ 4,314,000
The amount of the Company's windfall tax benefit account	1,300,000		1,300,000
Exercise prices from 1.34 to 1.34
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	819,650		819,650
Weighted average remaining contractual life options outstanding	7.4		7.4
Weighted average exercise price options outstanding	$ 1.34		$ 1.34
Number of options exercisable	345,028		345,028
Weighted average exercise price Options exercisable	$ 1.34		$ 1.34
Exercise prices from 2.02 to 12.08
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	52,375		52,375
Weighted average remaining contractual life options outstanding	7.0		7.0
Weighted average exercise price options outstanding	$ 9.16		$ 9.16
Number of options exercisable	30,956		30,956
Weighted average exercise price Options exercisable	$ 9.80		$ 9.80
Exercise prices from 33.90 to 47.77
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	8,500		8,500
Weighted average remaining contractual life options outstanding	2.9		2.9
Weighted average exercise price options outstanding	$ 36.86		$ 36.86
Number of options exercisable	8,500		8,500
Weighted average exercise price Options exercisable	$ 36.86		$ 36.86
Exercise prices from 48.00 to 48.21
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	13,000		13,000
Weighted average remaining contractual life options outstanding	0.6		0.6
Weighted average exercise price options outstanding	$ 48.03		$ 48.03
Number of options exercisable	13,000		13,000
Weighted average exercise price Options exercisable	$ 48.03		$ 48.03
Station operating expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	223,000	397,000	550,000	965,000
Corporate general and administrative expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	1,337,000	815,000	5,676,000	3,349,000
Stock-based compensation expense included in operating expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	1,560,000	1,212,000	6,226,000	4,314,000
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	$ (464,000)	$ 0	$ (1,613,000)	$ 0