Operating Segments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Net revenue:
Net revenue	$ 40,887	$ 36,067	$ 73,666	$ 75,170
Engineering and programming expenses:
Engineering and programming expenses	7,574	6,244	15,086	13,747
Selling, general and administrative expenses:
Selling, general and administrative expenses	19,704	14,504	35,458	34,014
Corporate expenses	3,744	2,612	5,448	5,042
Depreciation and amortization:
Depreciation and amortization	1,259	1,316	2,534	2,674
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net	(1,250)	(9)	(1,204)	(22)
Impairment charges and restructuring costs:
Impairment charges and restructuring costs	(73)	25	(73)	1,025
Operating income (loss):
Operating income (loss)	9,929	11,375	16,417	18,690
Capital expenditures:
Capital expenditures	586	775	1,197	992
Assets
Total Assets:	457,175		457,175		461,748
Operating Segments | Radio
Net revenue:
Net revenue	36,019	32,247	65,464	65,206
Engineering and programming expenses:
Engineering and programming expenses	5,357	4,605	10,430	9,709
Selling, general and administrative expenses:
Selling, general and administrative expenses	17,004	12,453	31,091	28,039
Depreciation and amortization:
Depreciation and amortization	480	481	981	992
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net	(1,250)	(9)	(1,204)	(9)
Impairment charges and restructuring costs:
Impairment charges and restructuring costs		86		86
Operating income (loss):
Operating income (loss)	14,428	14,631	24,166	26,389
Capital expenditures:
Capital expenditures	382	537	782	610
Assets
Total Assets:	390,801		390,801		391,134
Operating Segments | Television
Net revenue:
Net revenue	4,868	3,820	8,202	9,964
Engineering and programming expenses:
Engineering and programming expenses	2,217	1,639	4,656	4,038
Selling, general and administrative expenses:
Selling, general and administrative expenses	2,700	2,051	4,367	5,975
Depreciation and amortization:
Depreciation and amortization	691	761	1,382	1,535
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net
Impairment charges and restructuring costs:
Impairment charges and restructuring costs				1,000
Operating income (loss):
Operating income (loss)	(740)	(631)	(2,203)	(2,584)
Capital expenditures:
Capital expenditures	111	155	225	271
Assets
Total Assets:	54,330		54,330		56,909
Corporate, Non-Segment
Selling, general and administrative expenses:
Corporate expenses	3,744	2,612	5,448	5,042
Depreciation and amortization:
Depreciation and amortization	88	74	171	147
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net				(13)
Impairment charges and restructuring costs:
Impairment charges and restructuring costs	(73)	(61)	(73)	(61)
Operating income (loss):
Operating income (loss)	(3,759)	(2,625)	(5,546)	(5,115)
Capital expenditures:
Capital expenditures	93	83	190	111
Assets
Total Assets:	$ 12,044		$ 12,044		$ 13,705