Note 9 - Other (Details) (USD $)	3 Months Ended		9 Months Ended			1 Months Ended	6 Months Ended	12 Months Ended		3 Months Ended			1 Months Ended	6 Months Ended	1 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Loss (Gain) Related to Property and Equipment, Net [Member]	Apr. 30, 2014 Reduced Operating Costs [Member] Corporate Restructuring Plan [Member]	Sep. 30, 2014 Equipment [Member]	Dec. 31, 2014 Performance Accelerated Restricted Stock Plan (PARS) [Member] Scenario, Forecast [Member] Corporate Restructuring Plan [Member]	Dec. 31, 2014 Employee Stock Option [Member] Scenario, Forecast [Member] Corporate Restructuring Plan [Member]	Dec. 31, 2014 Scenario, Forecast [Member] KRON-TV Building [Member]	Sep. 30, 2014 Employee Severance [Member] Corporate Restructuring Plan [Member]	Sep. 30, 2014 Corporate Restructuring Plan [Member]	May 31, 2014 KRON-TV Building [Member]	Sep. 30, 2014 Real Property in Florence, South Carolina [Member]	Mar. 31, 2014 Maximum [Member]
Note 9 - Other (Details) [Line Items]
Proceeds from Sale of Buildings													$ 24,500,000
Gain (Loss) on Disposition of Property Plant Equipment										10,000,000
Effect on Future Earnings, Amount						10,000,000
Severance Costs	275,000	630,000	4,764,000	634,000								300,000
Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost								600,000	200,000
Payments for Restructuring											100,000
Restructuring Reserve, Current											3,700,000
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	(676,000)	(11,000)	(897,000)	32,000	(900,000)		(700,000)
Impairment of Long-Lived Assets to be Disposed of														200,000
Proceeds from Insurance Settlement, Investing Activities															$ 1,000,000