Note 3 - Variable Interest Entities (Details) (USD $)	12 Months Ended			1 Months Ended	12 Months Ended	1 Months Ended			1 Months Ended					1 Months Ended					12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Financial Guarantee [Member] WLAJ [Member]	Dec. 31, 2013 Financial Guarantee [Member] WLAJ [Member]	Dec. 31, 2012 Financial Guarantee [Member] WXXA [Member]	Dec. 31, 2013 WLAJ [Member] Network Affiliation Agreements [Member]	Dec. 31, 2013 WLAJ [Member] Advertiser Relationships [Member]	Dec. 31, 2013 WLAJ [Member]	Dec. 31, 2013 WLAJ [Member] Joint Sales Agreement [Member]	Dec. 31, 2013 WLAJ [Member] Shared Services Agreements [Member]	Dec. 31, 2012 WXXA [Member] Network Affiliation Agreements [Member]	Dec. 31, 2012 WXXA [Member] Advertiser Relationships [Member]	Dec. 31, 2013 WXXA [Member]	Dec. 31, 2012 WXXA [Member]	Dec. 31, 2012 WXXA [Member] Joint Sales Agreement [Member]	Dec. 31, 2012 WXXA [Member] Shared Services Agreements [Member]	Dec. 31, 2012 WXXA [Member] Less Than [Member]	Dec. 31, 2013 WLAJ [Member]	Dec. 31, 2013 Network Affiliation Agreements [Member]	Dec. 31, 2013 Advertiser Relationships [Member]	Dec. 31, 2013 Joint Sales Agreement [Member]
Note 3 - Variable Interest Entities (Details) [Line Items]
Variable Interest Entity, Joint Sales Agreement Fee as Percentage of Ad Sales																						30.00%
Agreement, Term										8 years	8 years					8 years	8 years
Agreement, Renewal Term										2 years	2 years					2 years	2 years
Payments to Acquire Businesses, Gross				$ 14,300,000		$ 19,500,000
Proceeds from Loans					10,000,000
Payments to Acquire Intangible Assets																			5,400,000
Business Combination, Consideration Transferred															19,500,000				14,300,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	216,180,000						1,700,000	400,000				1,200,000	800,000						2,100,000	156,400,000	59,780,000
Revenues	269,912,000	228,183,000	174,520,000						4,000,000					10,900,000	500,000
Operating Income (Loss)	$ 33,827,000	$ 55,493,000	$ 21,304,000						$ 400,000					$ 700,000				$ 100,000