Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Basic earnings per common share | |||||||||||
| Net income | $ 3,968 | $ 2,665 | $ 3,723 | $ 4,553 | $ 4,083 | $ 4,381 | $ 3,858 | $ 4,192 | $ 14,909 | $ 16,514 | $ 14,139 |
| less: earnings allocated to participating securities | 219 | 273 | 294 | ||||||||
| Earnings allocated to common shareholders | $ 14,690 | $ 16,241 | $ 13,845 | ||||||||
| Weighted-average common shares outstanding, excluding participating securities | 8,573,722 | 8,549,176 | 7,869,956 | ||||||||
| Basic earnings per common share | $ 0.46 | $ 0.31 | $ 0.43 | $ 0.52 | $ 0.47 | $ 0.50 | $ 0.45 | $ 0.48 | $ 1.71 | $ 1.90 | $ 1.76 |
| Diluted earnings per common share | |||||||||||
| Earnings allocated to common shareholders | $ 14,690 | $ 16,241 | $ 13,845 | ||||||||
| Reallocation of undistributed earnings | 0 | 0 | 1 | ||||||||
| Diluted earnings allocated to common shareholders | $ 14,690 | $ 16,241 | $ 13,846 | ||||||||
| Weighted-average common shares outstanding, excluding participating securities | 8,573,722 | 8,549,176 | 7,869,956 | ||||||||
| Dilutive effect of share-based awards | 0 | 1,146 | 36,811 | ||||||||
| Weighted-average diluted common shares outstanding, excluding participating securities | 8,573,722 | 8,550,322 | 7,906,767 | ||||||||
| Diluted earnings per common share | $ 0.46 | $ 0.31 | $ 0.43 | $ 0.52 | $ 0.47 | $ 0.50 | $ 0.45 | $ 0.48 | $ 1.71 | $ 1.90 | $ 1.75 |