Consolidated Statements of Operations (Parenthetical) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Direct operating expenses	$ 27,624	$ 26,307	$ 81,353	$ 76,732
Non-cash stock-based compensation	900	900	2,684	2,192
Depreciation and amortization	4,030	3,785	11,950	10,803
Related Parties
Direct operating expenses	2,369	2,588	6,791	7,824
Depreciation and amortization	580	580	1,741	1,740
Direct Operating Expenses
Non-cash stock-based compensation	274	278	980	495
Depreciation and amortization	2,618	2,585	7,736	7,471
Corporate Expenses
Non-cash stock-based compensation	603	611	1,704	1,697
Depreciation and amortization	371	180	1,068	543
Selling, General and Administrative Expenses
Depreciation and amortization	$ 1,041	$ 1,020	$ 3,146	$ 2,789