Note 2 - Acquisitions (Details) - Preliminary Fair Value Estimates of Acquired Assets, Assumed Liabilities and Resulting Goodwill (USD $) In Thousands, unless otherwise specified			0 Months Ended	6 Months Ended		1 Months Ended	6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 13, 2014 Hoak Acquisition [Member]	Jun. 30, 2014 Hoak Acquisition [Member]	Jun. 30, 2014 KNDX Acquisition [Member]	May 31, 2014 KEVN Acquisition [Member]	Jun. 30, 2014 KEVN Acquisition [Member]	Jun. 30, 2014 WQCW Acquisition [Member]
Note 2 - Acquisitions (Details) - Preliminary Fair Value Estimates of Acquired Assets, Assumed Liabilities and Resulting Goodwill [Line Items]
Cash							$ 615
Accounts receivable	84,149	70,047		10,732			565
Other current assets				511	39		96	45
Property and equipment				45,223	2,576		3,888	991
Broadcast licenses	936,806	838,982		91,958	500		1,675	3,691
Goodwill	320,127	184,409		130,342	1,839		2,767	802
Other intangible assets				35,411	2,584		1,786	15
Other non-current assets	2,943	3,289			15		29
Current liabilities	69,600	63,085		(3,595)	(36)		(265)	(45)
Other long-term liabilities	768	827			(17)		(32)
Deferred income tax liabilities	241,592	225,407		(12,134)			(2,339)
Total			$ 290,800	$ 298,448	$ 7,500	$ 7,800	$ 8,785	$ 5,499