Operating Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Net revenue:
Net revenue	$ 38,100	$ 40,887	$ 70,242	$ 73,666
Engineering and programming expenses:
Engineering and programming expenses	7,940	7,574	15,604	15,086
Selling, general and administrative expenses:
Selling, general and administrative expenses	16,341	19,704	31,603	35,458
Corporate expenses	2,424	3,744	4,572	5,448
Depreciation and amortization:
Depreciation and amortization	1,183	1,259	2,470	2,534
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net	(72)	(1,250)	(78)	(1,204)
Impairment charges and restructuring costs:
Impairment charges and restructuring costs	(137)	(73)	(137)	(73)
Operating income (loss):
Operating income (loss)	10,421	9,929	16,208	16,417
Capital expenditures:
Capital expenditures	439	586	724	1,197
Assets
Total Assets:	448,036		448,036		$ 451,813
Operating Segments | Radio
Net revenue:
Net revenue	34,492	36,019	63,719	65,464
Engineering and programming expenses:
Engineering and programming expenses	6,163	5,357	11,562	10,430
Selling, general and administrative expenses:
Selling, general and administrative expenses	15,485	17,004	29,133	31,091
Depreciation and amortization:
Depreciation and amortization	424	480	931	981
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net	(62)	(1,250)	(68)	(1,204)
Operating income (loss):
Operating income (loss)	12,482	14,428	22,161	24,166
Capital expenditures:
Capital expenditures	277	382	450	782
Assets
Total Assets:	386,997		386,997		389,394
Operating Segments | Television
Net revenue:
Net revenue	3,608	4,868	6,523	8,202
Engineering and programming expenses:
Engineering and programming expenses	1,777	2,217	4,042	4,656
Selling, general and administrative expenses:
Selling, general and administrative expenses	856	2,700	2,470	4,367
Depreciation and amortization:
Depreciation and amortization	663	691	1,347	1,382
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net	1		1
Operating income (loss):
Operating income (loss)	311	(740)	(1,337)	(2,203)
Capital expenditures:
Capital expenditures	98	111	182	225
Assets
Total Assets:	52,316		52,316		51,876
Corporate, Non-Segment
Selling, general and administrative expenses:
Corporate expenses	2,424	3,744	4,572	5,448
Depreciation and amortization:
Depreciation and amortization	96	88	192	171
(Gain) loss on the disposal of assets, net:
(Gain) loss on the disposal of assets, net	(11)		(11)
Impairment charges and restructuring costs:
Impairment charges and restructuring costs	(137)	(73)	(137)	(73)
Operating income (loss):
Operating income (loss)	(2,372)	(3,759)	(4,616)	(5,546)
Capital expenditures:
Capital expenditures	64	$ 93	92	$ 190
Assets
Total Assets:	$ 8,723		$ 8,723		$ 10,543