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Earnings Per Share (Details) (USD $)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Shares [Abstract]    
Basic earnings per share (in shares) 7,051,009 6,994,858
Effect of dilutive securities [Abstract]    
stock options and grants (in shares) 31,345 5,311
Diluted earnings per share (in shares) 7,082,354 7,000,169
Per Share Amount [Abstract]    
Basic earnings (loss) per share (in dollars per share) $ 0.19 $ 0.23
Diluted earnings (loss) per share (in dollars per share) $ 0.19 $ 0.23
Stock options, restricted grants and warrants excluded computation of earning per share (in shares) 32,500 157,000