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Earnings Per Common Share (Tables)
9 Months Ended
Sep. 30, 2013
Earnings Per Share [Abstract]  
Weighted Average Number Of Shares Used In Computing Earnings Per Share
The following table shows the weighted average number of shares used in computing earnings per share for the three and nine months ended September 30, 2013 and 2012 and the effect on the weighted average number of shares of dilutive potential common stock. Potential dilutive common stock had no effect on income available to common shareholders.
 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
2013
 
2012
 
2013
 
2012
Average number of common shares outstanding
3,393,519

 
3,341,050

 
3,380,149

 
3,328,065

Effect of dilutive common stock
12,685

 
11,287

 
11,158

 
9,643

Average number of common shares outstanding used to calculate diluted earnings per share
3,406,204

 
3,352,337

 
3,391,307

 
3,337,708