SHARE-BASED COMPENSATION 3 (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012 number	Mar. 31, 2011	Dec. 31, 2011
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	814,125		876,025
Weighted average remaining contractual life options outstanding	6.8
Weighted average exercise price options outstanding	$ 2.33		$ 2.84
Number of options exercisable	573,689
Weighted average exercise price Options exercisable	$ 2.63
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	$ 1,008	$ 3,140
Station operating expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	106	105
Corporate general and administrative expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	1,291	3,035
Stock-based compensation expense included in operating expenses [Member]
Recognized Non-Cash Compensation Expense [Line Items]
Total Non cash compensation expense recognized	1,397	3,140
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	$ 389	$ 0
Exercise prices from 1.34 to 1.34
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	751,875
Weighted average remaining contractual life options outstanding	6.8
Weighted average exercise price options outstanding	$ 1.34
Number of options exercisable	523,814
Weighted average exercise price Options exercisable	$ 1.34
Exercise prices from 2.02 to 10.90
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	22,000
Weighted average remaining contractual life options outstanding	7.4
Weighted average exercise price options outstanding	$ 6.01
Number of options exercisable	11,500
Weighted average exercise price Options exercisable	$ 6.22
Exercise prices from 11.31 to 11.78
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	27,250
Weighted average remaining contractual life options outstanding	5.9
Weighted average exercise price options outstanding	$ 11.60
Number of options exercisable	27,250
Weighted average exercise price Options exercisable	$ 11.60
Exercise prices from 12.08 to 48.21
Significant ranges of outstanding and exercisable options [Line Items]
Number of options outstanding	13,000
Weighted average remaining contractual life options outstanding	3.4
Weighted average exercise price options outstanding	$ 33.84
Number of options exercisable	11,125
Weighted average exercise price Options exercisable	$ 37.51