Warrants (Summary Of Changes In Warrants Outstanding During The Period) (Details) (USD $)
0 Months Ended 6 Months Ended 12 Months Ended
Jan. 21, 2014
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Dec. 31, 2012
Warrants [Abstract]          
Number of warrants, Outstanding   24,968,868 21,656,142 21,656,142  
Weigted average exercise price, Outstanding   $ 1.06 $ 0.89 $ 0.86 $ 0.89
Number of warrants, Issued 4,761,905 4,761,905      
Weighted average exercise price, Issued   $ 1.28      
Number of warrants, Exercised   (12,058,871) (56,650)    
Weighted average exercise price, Exercised   $ 0.52 $ (0.47)    
Number of warrants, Expired   (3,687,698)      
Weighted average exercise price, Expired   $ 1.71      
Number of warrants, Outstanding   13,984,204 21,599,492 24,968,868 21,656,142
Weigted average exercise price, Outstanding   $ 1.06 $ 0.89 $ 0.86 $ 0.89