ACQUISITIONS - Unaudited pro forma information (Details 1) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Business Combinations [Abstract] | ||
| Total revenues, net of interest expense | $ 110,788 | $ 105,288 |
| Net income | $ 23,263 | $ 21,267 |
| Diluted earnings per share (in dollars per share) | $ 2.55 | $ 2.38 |