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	Mar. 31, 2014	Dec. 31, 2013
AMOUNTS MATURING IN:
One year or less	$ 368
One year or less	368
One year through five years	37,564
One year through five years	37,900
One year through five years	361
One year through five years	382
Five years through ten years	86,385
Five years through ten years	85,879
Five years through ten years	13,981
Five years through ten years	13,631
After ten years	80,704
After ten years	80,231
After ten years	22,275
After ten years	21,018
Total	204,653
Total	204,010	216,640
Total	36,985
Total	$ 35,399