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Note 12 - Income Taxes and Deferred Tax Asset/Liability (Details) - Income Tax Expense (Benefit) Componants (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Expense (Benefit) Componants [Abstract]
Current tax expense (benefit)	$ 632us-gaap_CurrentIncomeTaxExpenseBenefit	$ (3,928)us-gaap_CurrentIncomeTaxExpenseBenefit	$ 588us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred tax expense (benefit)		5,150us-gaap_DeferredIncomeTaxExpenseBenefit	(1,167)us-gaap_DeferredIncomeTaxExpenseBenefit
Total tax expense (benefit)	$ 632us-gaap_IncomeTaxExpenseBenefit	$ 1,222us-gaap_IncomeTaxExpenseBenefit	$ (579)us-gaap_IncomeTaxExpenseBenefit

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.