Equity Compensation Plan Information (Narrative) (Details) (USD $)
6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Description  
Issued fully-vested common stock shares 16,526  
Per share fair market value of issued fully vested common stock shares $ 5.14  
Director stock compensation expense $ 31,217 $ 52,300
Maximum [Member]
   
Maximum issuance of common stock options 185,000  
Restricted Stock [Member]
   
Outstanding grants of restricted stock 0