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Additional Paid-In Capital (Summary Of The Status Of Unvested Stock Options) (Details) (USD $)
 9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Additional Paid-In Capital [Abstract]    
Unvested, Number of options (in shares) 300,000 597,500
Granted, Number of options (in shares) 400,000  
Vested, Number of options (in shares) (697,500)  
Unvested, Weighted average grant-date fair value per option (in dollars per share) $ 1.74 $ 1.60
Granted, Weighted average grant-date fair value per option (in dollars per share) $ 1.65  
Vested, weighted average grant-date fair value per option (in dollars per share) $ 1.57  
Weighted average remaining amortization period 10 months 6 days