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Earnings Per Share (Basic and Diluted Earnings Per Share) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Earnings Per Share [Abstract]        
Net Income (Loss) Attributable to Parent $ 2,034 $ 1,839 $ 3,998 $ 4,147
Denominator for basic earnings per share, weighted average shares 3,643 3,621 3,643 3,624
Effect of dilutive securities, employee stock options 10 13 10 13
Denominator for diluted earnings per share, adjusted weighted average shares and assumed conversions 3,653 3,634 3,653 3,637
Earnings Per Share, Basic $ 0.56 $ 0.51 $ 1.10 $ 1.15
Earnings Per Share, Diluted $ 0.56 $ 0.51 $ 1.10 $ 1.14