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Consolidated Statements of Changes in Stockholders' Equity - 6 months ended Jun. 30, 2017 - USD ($)
$ in Thousands
Common Stock [Member]
Surplus [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Total
Beginning balance at Dec. 31, 2016 $ 416 $ 47,682 $ 67,225 $ (125) $ (4,119) $ 111,079
Beginning balance, shares at Dec. 31, 2016 4,164,723     4,509    
Net income     5,100     5,100
Other comprehensive income         2,587 2,587 [1]
Cash dividends declared     (2,665)     (2,665)
Compensation expense related to restricted stock   71       71
Acquisition of treasury stock       $ (854)   (854)
Acquisition of treasury stock, shares       22,257    
Stock options exercised   (263)   $ 957   $ 694
Stock options exercised, shares       (26,200)   (26,200)
Tax benefit of stock options   109       $ 109
Compensation expense related to stock options   46       46
Ending balance, shares at Jun. 30, 2017 4,164,723     566    
Ending balance at Jun. 30, 2017 $ 416 $ 47,645 $ 69,660 $ (22) $ (1,532) $ 116,167
[1] All amounts are net of tax. Amounts in parentheses indicate debits.