Fair Value Measurements (Summary Of Changes In Fair Value Of Level 3 Financial Liabilities) (Details)	6 Months Ended
	Jun. 30, 2016 USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning of period	$ 794,130
Issues
Settlements
Revaluation	(166,664)
Balance at end of period	627,466
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	65,475
Balance at end of period	209,156
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	(232,139)
Balance at end of period	$ 418,310