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Earnings Per Share (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
Income (Numerator) [Abstract]        
Net income as reported $ 4,074 $ 3,747 $ 8,249 $ 7,175
Basic EPS: Income available to common shareholders (shares) 4,074 3,747 8,249 7,175
Net Income (Loss) Available to Common Stockholders, Diluted $ 4,074 $ 3,747 $ 8,249 $ 7,175
Shares (Denominator) [Abstract]        
Basic EPS: Income available to common shareholders (in shares) 10,671,596 10,635,073 10,668,345 10,631,165
Effect of dilutive securities: restricted stock (in shares) 77,263 72,684 72,416 66,830
Diluted EPS: Income available to common shareholders plus assumed conversions (in shares) 10,748,859 10,707,757 10,740,761 10,697,995
Per-Share Amount [Abstract]        
Basic EPS: Income available to common shareholders (in dollars per share) $ 0.38 $ 0.35 $ 0.77 $ 0.67
Diluted EPS: Income available to common shareholders plus assumed conversions (in dollars per share) $ 0.38 $ 0.35 $ 0.77 $ 0.67