Note 2 - Business Combinations - Supplemental Pro Forma Information (Details) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Net interest income | $ 58,708 | $ 52,022 |
| Net earnings | $ 10,727 | $ 8,961 |
| Diluted earnings per common share (in dollars per share) | $ 1.02 | $ 1.01 |