Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenue (less agency commissions)	$ 151,102,000	$ 131,702,000	$ 427,869,000	$ 330,248,000
Operating expenses before depreciation, amortization and loss on disposal of assets, net:
Broadcast	98,921,000	73,218,000	272,213,000	199,604,000
Corporate and administrative	10,022,000	5,271,000	23,313,000	21,618,000
Depreciation	9,354,000	8,228,000	26,906,000	21,598,000
Amortization of intangible assets	3,213,000	3,823,000	8,715,000	5,291,000
Loss on disposal of assets, net	248,000	6,000	562,000	385,000
Operating expenses	121,758,000	90,546,000	331,709,000	248,496,000
Operating income	29,344,000	41,156,000	96,160,000	81,752,000
Other income (expense):
Miscellaneous income, net	28,000	11,000	102,000	14,000
Interest expense	(18,645,000)	(18,619,000)	(55,762,000)	(49,718,000)
Loss from early extinguishment of debt	0	0	0	(4,897,000)
Income before income taxes	10,727,000	22,548,000	40,500,000	27,151,000
Income tax expense	4,118,000	8,608,000	16,186,000	10,343,000
Net income	$ 6,609,000	$ 13,940,000	$ 24,314,000	$ 16,808,000
Basic per share information:
Net income (in dollars per share)	$ 0.09	$ 0.24	$ 0.36	$ 0.29
Weighted-average shares outstanding (in shares)	71,638	57,863	67,215	57,857
Diluted per share information:
Net income (in dollars per share)	$ 0.09	$ 0.24	$ 0.36	$ 0.29
Weighted-average shares outstanding (in shares)	72,341	58,394	67,824	58,330
Dividends declared per common share (in dollars per share)	$ 0	$ 0	$ 0	$ 0