Note 3 - Securities (Details) - The Amortized Cost and Estimated Fair Value of Investment Securities (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
The Amortized Cost and Estimated Fair Value of Investment Securities [Abstract]
Due in over one to five years	$ 7,269
Due in over one to five years	7,656
Due in over one to five years	9,021
Due in over one to five years	8,918
Due in over five to ten years	9,189
Due in over five to ten years	9,321
Due after ten years	6,502
Due after ten years	6,583
Agency mortgage-backed securities, residential	70,626
Agency mortgage-backed securities, residential	71,830
Agency mortgage-backed securities, residential	10
Agency mortgage-backed securities, residential	10
Total debt securities	79,647
Total debt securities	80,748
Total debt securities	22,970	22,826
Total debt securities	$ 23,570	$ 22,984

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This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.