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Earnings Per Share - Basic (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Basic Earnings Per share        
Net income available to common shareholders $ 3,078 $ 2,693 $ 5,544 $ 5,309
Weighted average shares outstanding (in shares) 10,924,437 10,918,065 10,924,015 10,917,010
Basic earnings per share (in dollars per share) $ 0.28 $ 0.25 $ 0.51 $ 0.49