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Stock-Bassed Compensation (Narrative) (Details) (USD $)
9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights Options are exercisable over a three year vesting period starting one year after the date of grant and generally expire ten years from the date of grant.  
Compensation expense related to stock options $ 27,000 $ 27,000
Compensation expense related to stock options, Net of tax 16,000 16,000
Common Stock Underlying Grant Options 27,784 30,564
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized 107,000  
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 1 year 6 months 29 days  
Stock Issued During Period, Value, Restricted Stock Award, Gross $ 0 $ 0
Employee Director Stock Option Plan 2003 [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 403,219  
2009 Equity Incentive Plan [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 394,417