Note 20 - Fair Value Measurements (Details) - Fair Value of Financial Assets Measured on a Nonrecurring Basis - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014
ASSETS
Impaired loans		$ 17,244	$ 14,669
Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans	[1],[2]	18,413	12,276
Foreclosed assets held for sale	[2]	$ 12,292	$ 3,417
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans	[1],[2]
Foreclosed assets held for sale	[2]
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans	[1],[2]
Foreclosed assets held for sale	[2]
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans	[1],[2]	$ 18,413	$ 12,276
Foreclosed assets held for sale	[2]	$ 12,292	$ 3,417

[1] Specific allocations of $1,100,000 and $733,000 were related to the impaired collateral dependent loans for which fair value re-measurements took place during the periods ended September 30, 2015 and December 31, 2014, respectively.

[2] These amounts represent the resulting carrying amounts on the Consolidated Balance Sheets for impaired collateral dependent loans and foreclosed assets held for sale for which fair value re-measurements took place during the period.