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Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
ASSETS    
Other real estate owned, valuation allowance $ 192 $ 329
Shareholders' equity:    
Preferred stock, par value (in dollars per share) $ 5 $ 5
Preferred stock, authorized (in shares) 2,000,000 2,000,000
Preferred stock, outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 1 $ 1
Common stock, authorized (in shares) 20,000,000 20,000,000
Common stock, outstanding (in shares) 8,618,051 8,622,007