Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012
OREO [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Fair Value (in Dollars)	$ 22,087	$ 21,182
Valuation Technique	Discounted appraisals
Unobservable Inputs	Marketability discount
OREO [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Fair Value (in Dollars)	22,087	21,182
OREO [Member] | Minimum [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Range	1.10%
OREO [Member] | Maximum [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Range	32.40%
OREO [Member] | Weighted Average [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Range	9.40%
Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Fair Value (in Dollars)	6,950	23,843
Valuation Technique	Discounted appraisals
Unobservable Inputs	Marketability discount
Impaired Loans [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Fair Value (in Dollars)	$ 6,950	$ 23,843
Minimum [Member] | Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Range	0.00%
Maximum [Member] | Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Range	6.30%
Weighted Average [Member] | Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Note 6 - Fair Value Measurements (Details) - Quantitative Information About Unobservable Inputs for Assets Measured on A Nonrecurring Basis Using Level 3 Measurements [Line Items]
Range	1.20%