Warrants (Summary Of Changes In Warrants Outstanding During The Period) (Details) - $ / shares
9 Months Ended
Sep. 19, 2016
Mar. 02, 2016
Sep. 30, 2016
Sep. 30, 2015
Warrants [Abstract]        
Number of warrants, Outstanding     26,491,904 13,205,871
Weigted average exercise price, Outstanding     $ 0.80 $ 1.07
Number of warrants, Issued 18,000,000 11,718,750 31,940,000
Weighted average exercise price, Issued     $ 0.35
Number of warrants, Exercised       (47,300)
Weighted average exercise price, Exercised       $ 0.47
Number of warrants, Expired     (3,905,057)
Weighted average exercise price, Expired     $ 1.37
Number of warrants, Outstanding     54,526,847 13,158,571
Weigted average exercise price, Outstanding     $ 0.49 $ 1.07