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Earnings Per Common Share (Basic and Diluted Earnings Per Common Share) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Earnings Per Common Share [Abstract]          
Net Income $ 2,012 $ 2,285 $ 6,301 $ 5,860 $ 7,281
Preferred stock dividends (225) (450) (990) (1,575)  
Net income available to common shareholders $ 1,787 $ 1,835 $ 5,311 $ 4,285  
Weighted average number of basic and diluted shares outstanding 7,067 6,269 6,887 6,263  
Basic and diluted net income per common share $ 0.25 $ 0.29 $ 0.77 $ 0.68