Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	$ 20,331	$ 22,992
Total Losses	(297)	(1,047)
Other Real Estate Owned [Member] | Fair Value, Inputs, Level 2 [Member]
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	12,186	13,320
Other Real Estate Owned [Member]
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	12,186	13,320
Total Losses	(37)	(814)
Impaired Loans [Member] | Fair Value, Inputs, Level 2 [Member]
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	6,450	7,967
Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	1,695	1,705
Impaired Loans [Member]
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	8,145	9,672
Total Losses	(260)	(233)
Fair Value, Inputs, Level 2 [Member]
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	18,636	21,287
Fair Value, Inputs, Level 3 [Member]
Note 9 - Fair Value Measurements (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Fair Value	$ 1,695	$ 1,705