Note 5 - Securities (Details) - The Amortized Cost and Estimated Fair Value of Available-For-Sale and Held-to-Maturity Securities (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
AMOUNTS MATURING IN:
One year or less	$ 2,401
One year or less	2,437
One year or less	367
One year or less	368
One year through five years	33,615
One year through five years	34,080
One year through five years	365
One year through five years	383
Five years through ten years	74,449
Five years through ten years	74,641
Five years through ten years	14,555
Five years through ten years	14,472
After ten years	76,930
After ten years	77,528
After ten years	21,744
After ten years	21,194
Total	187,395
Total	188,686	216,640
Total	37,031
Total	$ 36,417