Fair Value Measurements (Summary Of Changes In Fair Value Of Level 3 Financial Liabilities) (Details)	9 Months Ended
	Sep. 30, 2016 USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning of period	$ 794,130
Issues	17,649,231
Settlements
Revaluation	9,078,786
Balance at end of period	27,522,147
Warrants Issued May 2012 [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning of period	143,681
Issues
Settlements
Revaluation	(25,462)
Balance at end of period	118,219
Warrants Issued August 2013 [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning of period	650,449
Issues
Settlements
Revaluation	(384,983)
Balance at end of period	265,466
Warrants Issued September 2016 [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Issues	17,649,231
Revaluation	9,489,231
Balance at end of period	$ 27,138,462