Note 19 - Fair Value Measurements (Details) - Fair Value of Financial Assets Measured on a Nonrecurring Basis (USD $)	Mar. 31, 2015		Dec. 31, 2014
ASSETS
Impaired loans	$ 16,915,000		$ 14,669,000
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans		[1],[2]		[1],[2]
Foreclosed assets held for sale		[1]		[1]
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans		[1],[2]		[1],[2]
Foreclosed assets held for sale		[1]		[1]
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans	14,731,000	[1],[2]	12,276,000	[1],[2]
Foreclosed assets held for sale	2,029,000	[1]	3,417,000	[1]
Fair Value, Measurements, Nonrecurring [Member]
ASSETS
Impaired loans	14,731,000	[1],[2]	12,276,000	[1],[2]
Foreclosed assets held for sale	$ 2,029	[1]	$ 3,417,000	[1]

[1] 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.

[2] Specific allocations of $880,000 and $733,000 were related to the impaired collateral dependent loans for which fair value re-measurements took place during the periods ended March 31, 2015 and December 31, 2014, respectively