Note 5 - Concentration of Credit Risk (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Note 5 - Concentration of Credit Risk (Details) [Line Items]
Loan Commitments And Standby Letters Of Credit	$ 65,318	$ 61,447
Commercial Real Estate Loans [Member]
Note 5 - Concentration of Credit Risk (Details) [Line Items]
Loan To Value Ratio Requirement	75.00%
Residential Real Estate Loans [Member]
Note 5 - Concentration of Credit Risk (Details) [Line Items]
Loan To Value Ratio Requirement	80.00%