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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss), Net [Member]
Total
Balance, beginning at Dec. 31, 2016 $ 46,299 $ 25,997 $ (598) $ 71,698
Balance, beginning (in shares) at Dec. 31, 2016 3,277,944      
Increase (Decrease) in Stockholders' Equity        
Net income   4,801   4,801
Other comprehensive income (loss)     1,316 1,316
Shares issued $ 115     115
Shares issued (in shares) 7,115      
Shares repurchased $ (88)     (88)
Shares repurchased (in shares) (3,800)      
Effect of employee stock purchases $ 9     9
Stock options exercised $ 13     13
Stock options exercised (in shares) 1,000      
Stock-based compensation expense $ 180     180
Restricted stock units issued (in shares) 5,197      
Stock dividend declared (5%) $ 3,779 (3,786)   (7)
Stock dividend declared (5%) (in shares) 163,989      
Cash dividends declared [1],[2]   (1,731)   (1,731)
Balance, ending at Sep. 30, 2017 $ 50,307 25,281 718 76,306
Balance, ending (in shares) at Sep. 30, 2017 3,451,445      
Balance, beginning at Dec. 31, 2017 $ 50,290 26,023 237 $ 76,550
Balance, beginning (in shares) at Dec. 31, 2017 3,448,569     3,448,569
Increase (Decrease) in Stockholders' Equity        
Net income   5,505   $ 5,505
Other comprehensive income (loss)     (2,905) (2,905)
Shares issued $ 83     83
Shares issued (in shares) 6,122      
Shares repurchased $ (523)     (523)
Shares repurchased (in shares) (20,628)      
Effect of employee stock purchases $ 9     9
Stock options exercised      
Stock options exercised (in shares) 1,241     1,241
Stock-based compensation expense $ 198     $ 198
Restricted stock units issued (in shares) 7,303      
Adoption effect of ASU 2016-01 [3]   244 (244)
Stock dividend declared (5%) $ 4,335 (4,342)   (7)
Stock dividend declared (5%) (in shares) 172,094      
Cash dividends declared [2]   (1,921)   (1,921)
Balance, ending at Sep. 30, 2018 $ 54,392 $ 25,509 $ (2,912) $ 76,989
Balance, ending (in shares) at Sep. 30, 2018 3,614,701     3,614,701
[1] Adjusted for 5% stock dividend issued on May 31, 2017.
[2] Adjusted for 5% stock dividend issued on May 31, 2018.
[3] ASU 2016-01 is further addressed in Note 1 to the financial statements.