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Stockholders' Equity (Stock-Based Compensation) (Details) (USD $)
9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Stockholders' Equity [Abstract]    
Stock compensation expense $ 631,466 $ 319,106
Stock compensation expense, per share $ 0.03 $ 0.02
Unrecognized compensation costs 1,342,000  
Unrecognized compensation costs, amount excluded for awards that vest upon the occurrence of certain events $ 932,000