Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Consolidated Statements of Operations [Abstract]
Net revenue	$ 54,491	$ 50,265	$ 101,015	$ 94,309
Expenses:
Direct operating expenses (including related parties of $2,461, $1,815, $4,705 and $3,519) (including non cash stock- based compensation of $43, $53, $56 and $104)	22,876	22,487	44,510	43,308
Selling, general and administrative expenses (including non-cash stock-based compensation of $215, $159, $324 and $315)	9,635	9,286	19,007	18,529
Corporate expenses (including non-cash stock-based compensation of $479, $289, $618 and $445)	4,181	3,772	8,062	7,517
Depreciation and amortization (includes direct operating of $3,076, $3,352, $6,217 and $6,678; selling, general and administrative of $720, $798, $1,437 and $1,619; and corporate of $280, $275, $769 and $860) (including related parties of $580, $627, $1,473 and $1,520)	4,076	4,425	8,423	9,157
Total expenses	40,768	39,970	80,002	78,511
Operating income (loss)	13,723	10,295	21,013	15,798
Interest expense (including related parties of $0, $15, $0 and $30) (note 2)	(8,959)	(9,459)	(18,059)	(18,902)
Interest income	9		13	2
Other income (loss)				687
Gain (loss) on debt extinguishment	(1,230)		(1,230)
Income (loss) before income taxes	3,543	836	1,737	(2,415)
Income tax (expense) benefit	(1,477)	(1,188)	(3,066)	(2,369)
Net income (loss) applicable to common stockholders	$ 2,066	$ (352)	$ (1,329)	$ (4,784)
Basic and diluted earnings per share:
Net income (loss) per share applicable to common stockholders, basic and diluted	$ 0.02	$ 0.00	$ (0.02)	$ (0.06)
Weighted average common shares outstanding	85,837,846	85,053,417	85,821,963	85,046,396
Weighted average common shares outstanding, diluted	86,178,331	85,053,417	85,821,963	85,046,396