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	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Note 6 - Other Loans Held for Sale and Valuation Allowance (Details) - Other Loans Held for Sale and Valuation Allowance [Line Items]
SBA loans transferred to other loans held for sale			$ 1,166	$ 2,015
Proceeds from sales of other loans held for sale				1,102
Valuation allowance, beginning of period	0	1,512		1,512
Reduction resulting from sales of other loans held for sale	0	(1,512)		(1,512)
SBA Loans [Member] | Gross [Member]
Note 6 - Other Loans Held for Sale and Valuation Allowance (Details) - Other Loans Held for Sale and Valuation Allowance [Line Items]
SBA loans transferred to other loans held for sale		285	1,166	2,015
Proceeds from sales of SBA loans		(319)	(1,236)	(2,222)
Gain on sale of SBA loans	0	34	70	207
Gross [Member]
Note 6 - Other Loans Held for Sale and Valuation Allowance (Details) - Other Loans Held for Sale and Valuation Allowance [Line Items]
Other loans held for sale, net of valuation allowance, beginning of period	0	776	0	776
Proceeds from sales of other loans held for sale	0	(1,102)		(1,102)
Gain on sale of other loans held for sale	0	326		326
Other loans held for sale activity	$ 0	$ (776)		$ (776)