Note 5 - Securities (Details) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Investments, Debt and Equity Securities [Abstract]
Security Owned and Pledged as Collateral, Fair Value	$ 62,905,000
Held-to-maturity Securities Pledged as Collateral	20,500,000
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions	158	196
Other than Temporary Impairment Losses, Investments	$ 0	$ 0