Note 2 - Acquisitions (Details) - Allocated Fair Value of Acquired Assets and Assumed Liabilities (USD $) In Thousands, unless otherwise specified				1 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Oct. 31, 2013 Yellowstone Television, LLC [Member]	Oct. 31, 2013 KJCT [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Cash				$ 95
Current portion of program broadcast rights	7,656	7,463		123	53
Other Current Assets				157	38
Property and equipment				7,249	2,740
Broadcast licenses	838,982	819,188		14,305	4,161
Goodwill	184,409	170,522	170,522	9,421	4,466
Other intangible assets				1,709	633
Other	3,289	2,629		70
Employee compensation and benefits				(109)
Other accrued expenses				(48)	(38)
Current portion of program broadcast obligations	2,467	5,422		(123)	(53)
Current portion of long-term debt	224			(24)
Long-term debt, less current portion	842,650	832,867		(86)
Total purchase price				$ 32,739	$ 12,000