PROPERTY AND EQUIPMENT, NET (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011 Y	Dec. 31, 2010	Dec. 31, 2009
Property and equipment
Minimum useful life (in years)	3
Maximum useful life (in years)	25
Total cost	$ 76,406	$ 73,978
Accumulated depreciation	(30,107)	(29,829)
Net book value	46,299	44,149
Depreciation expense	7,624	5,470	4,861
Broadcasting equipment
Property and equipment
Useful life (in years)	7
Total cost	45,611	36,323
Buildings
Property and equipment
Minimum useful life (in years)	10
Maximum useful life (in years)	25
Total cost	9,925	10,002
Office equipment
Property and equipment
Useful life (in years)	3
Total cost	9,782	8,810
Leasehold improvements
Property and equipment
Useful life (in years)	10
Total cost	9,315	3,940
Vehicles
Property and equipment
Useful life (in years)	5
Total cost	710	1,044
Construction in progress
Property and equipment
Total cost	$ 1,063	$ 13,859