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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Segment Data (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Separate financial data for each of the Company's operating segments
Net revenue	$ 63,752	$ 58,486	$ 54,491	$ 46,524	$ 49,972	$ 50,115	$ 50,265	$ 44,044	$ 223,253	$ 194,396	$ 200,476
Percentage change in net revenue									15.00%	(3.00%)
Direct operating expenses									92,256	88,590	84,802
Percentage change in direct operating expenses									4.00%	(4.00%)
Selling, general and administrative expenses									37,818	36,511	38,046
Percentage change in selling, general and administrative expenses									4.00%	(4.00%)
Depreciation and amortization									16,426	18,653	19,229
Percentage change in depreciation and amortization									(12.00%)	(3.00%)
Segment operating profit									76,753	50,642	58,399
Percentage change in segment operating profit									52.00%	(13.00%)
Corporate expenses									17,976	15,669	18,416
Percentage change in corporate expenses									15.00%	(15.00%)
Impairment charge											36,109
Percentage change in impairment charge										(100.00%)
Operating income (loss)									58,777	34,973	3,874
Percentage change in operating income (loss)									68.00%
Capital expenditures									9,900	8,218	7,177
Total assets	438,051				467,321				438,051	467,321	490,810
Television [Member]
Separate financial data for each of the Company's operating segments
Net revenue									156,839	131,490	132,561
Percentage change in net revenue									19.00%	(1.00%)
Direct operating expenses									56,664	53,789	52,882
Percentage change in direct operating expenses									5.00%	(2.00%)
Selling, general and administrative expenses									20,571	19,606	20,249
Percentage change in selling, general and administrative expenses									5.00%	(3.00%)
Depreciation and amortization									13,312	15,189	15,489
Percentage change in depreciation and amortization									(12.00%)	(2.00%)
Segment operating profit									66,292	42,906	43,941
Percentage change in segment operating profit									55.00%	(2.00%)
Capital expenditures									8,339	6,494	6,196
Total assets	313,904				342,462				313,904	342,462	367,474
Radio [Member]
Separate financial data for each of the Company's operating segments
Net revenue									66,414	62,906	67,915
Percentage change in net revenue									6.00%	(7.00%)
Direct operating expenses									35,592	34,801	31,920
Percentage change in direct operating expenses									2.00%	(9.00%)
Selling, general and administrative expenses									17,247	16,905	17,797
Percentage change in selling, general and administrative expenses									2.00%	(5.00%)
Depreciation and amortization									3,114	3,464	3,740
Percentage change in depreciation and amortization									(10.00%)	(7.00%)
Segment operating profit									10,461	7,736	14,458
Percentage change in segment operating profit									35.00%	(46.00%)
Capital expenditures									1,561	1,724	981
Total assets	$ 124,147				$ 124,859				$ 124,147	$ 124,859	$ 123,336