Note 22 - Derivative Financial Instruments - Outstanding Undesignated Interest Rate Swap Contracts (Details) - Not Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Receiving [Member]
Notional amount	$ 43,986	$ 10,788
Weighted average maturity (years) (Year)	9 years 328 days	6 years 328 days
Fair value	$ (178)	$ (461)
Paying [Member]
Notional amount	$ 43,986	$ 10,788
Weighted average maturity (years) (Year)	9 years 328 days	6 years 328 days
Fair value	$ 178	$ 461