Note 3 - Securities (Details) - The Amortized Cost and Estimated Fair Value of Investment Securities (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
The Amortized Cost and Estimated Fair Value of Investment Securities [Abstract]
Due in one year or less	$ 310
Due in one year or less	334
Due in over one to five years	7,173
Due in over one to five years	6,591
Due in over one to five years	9,023
Due in over one to five years	8,914
Due in over five to ten years	8,760
Due in over five to ten years	9,804
Due after ten years	6,676
Due after ten years	6,730
Agency mortgage-backed securities, residential	75,006
Agency mortgage-backed securities, residential	76,656
Agency mortgage-backed securities, residential	10
Agency mortgage-backed securities, residential	10
Total debt securities	84,029
Total debt securities	85,570
Total debt securities	22,929	22,826
Total debt securities	$ 23,469	$ 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.