Note 6 - Other Loans Held for Sale and Valuation Allowance (Details) - Other Loans Held for Sale and Valuation Allowance (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 6 - Other Loans Held for Sale and Valuation Allowance (Details) - Other Loans Held for Sale and Valuation Allowance [Line Items]
Valuation allowance	$ 1,512	$ 2,561
Additions:
Writedowns on other loans held for sale included in valuation allowance, net		1,437
Total additions valuation allowance		1,437
Reductions:
Proceeds from sales of other loans held for sale	1,102	13,922	7,952
Proceeds from sales of other loans held for sale valuation allowance	1,512	874
Other loans held for sale transferred to gross loans		1,574
Gain on sales of SBA loans		326
Net paydowns		38
Total reductions valuation allowance		2,486
Valuation allowance		1,512	2,561
Gross Loans [Member] | Gross [Member]
Additions:
Gross loans transferred to other loans held for sale related to branch sales		7,508
SBA Loans [Member] | Gross [Member]
Additions:
Loans transferred to other loans held for sale	2,015	1,668
Total additions	2,015
Reductions:
Proceeds from sales of SBA loans	2,222	1,830
Gain on sales of SBA loans	(207)	(162)
Total reductions	4,303
SBA Loans [Member]
Reductions:
Total reductions valuation allowance	1,512
Other Gross Loans [Member] | Gross [Member]
Additions:
Other gross loans transferred to other loans held for sale		12,214
Gross [Member]
Note 6 - Other Loans Held for Sale and Valuation Allowance (Details) - Other Loans Held for Sale and Valuation Allowance [Line Items]
Balance	2,288	16,739
Additions:
Total additions		21,390
Reductions:
Proceeds from sales of other loans held for sale	2,614	22,100
Transfers to foreclosed real estate		1,814
Other loans held for sale transferred to gross loans		7,717
Gain on sales of other loans held for sale	(326)	2,434
Net paydowns		108
Total reductions		35,841
Balance		$ 2,288