Note 12 - Income Taxes (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 1,800,000,000
Tax Credit Carryforward, Amount	26,300,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	31,600,000
Valuation Allowance, Amount	936,500,000	1,022,300,000
Deferred Tax Assets (Liabilities), Net	936,500,000	1,040,200,000
Deferred tax assets, net	0	17,902,000
Valuation Allowance, Deferred Tax Asset, Change in Amount	85,800,000
Continuing Operations [Member]
Operating Loss Carryforwards [Line Items]
Valuation Allowance, Deferred Tax Asset, Change in Amount	84,300,000
Other Comprehensive Income (Loss) [Member]
Operating Loss Carryforwards [Line Items]
Valuation Allowance, Deferred Tax Asset, Change in Amount	$ 1,500,000