Note 11 - Fair Value Measurements (Details) (USD $)					3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Net of Estimated Disposal Costs [Member]	Dec. 31, 2013 Net of Estimated Disposal Costs [Member]	Mar. 31, 2014 Warrants Outstanding [Member] Minimum [Member]	Mar. 31, 2014 Warrants Outstanding [Member] Maximum [Member]	Mar. 31, 2014 Accounts Receivable Collateral [Member]	Mar. 31, 2014 Inventory Collateral [Member]	Mar. 31, 2014 Minimum [Member]	Mar. 31, 2014 Maximum [Member]
Note 11 - Fair Value Measurements (Details) [Line Items]
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Warrants (in Dollars)	$ 28,000	$ 30,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets (in Dollars)	$ 44,853,000	$ 52,985,000	$ 44,900,000	$ 53,000,000
Collateral Discount Rates							55.00%	65.00%
Estimated Sales Cost Applied To Collateral									3.00%	6.00%
Expected Life of Warrants									1 year	4 years
Fair Value Assumptions, Risk Free Interest Rate					0.46%	1.35%
Fair Value Assumptions, Expected Volatility Rate					11.40%	16.00%