Note 21 - Disclosures Regarding Fair Value (Details) - Carrying Amount and Fair Value for Other Financial Instruments - USD ($) $ in Thousands		Jun. 30, 2015	Dec. 31, 2014
Carrying Amount [Member]
Financial instruments - assets
Loans	[1]	$ 807,497	$ 788,228
Financial instruments - liabilities
Deposits		977,038	928,320
Fair Value [Member]
Financial instruments - assets
Loans	[1]	809,314	788,334
Financial instruments - liabilities
Deposits		$ 927,037	$ 885,100

[1] Includes gross loans less impaired loans for which fair value exceeds carrying value and allowance for loan losses relative to loans collectively evaluated for impairment