Fair Value Measurements (Summary Of Changes In Fair Value Of Level 3 Financial Liabilities) (Details)	12 Months Ended
	Dec. 31, 2015 USD ($)
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Liabilities, Balance at beginning of period	$ 2,134,187
Liabilities, Issues
Liabilities, Settlements
Liabilities, Revaluation	$ (1,340,057)
Liabilities, Balance at end of period	794,130
Warrants Issued May 10, 2012 [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Liabilities, Balance at beginning of period	$ 728,712
Liabilities, Issues
Liabilities, Settlements
Liabilities, Revaluation	$ (585,031)
Liabilities, Balance at end of period	143,681
Warrants Issued August 2013 [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Liabilities, Balance at beginning of period	$ 1,405,475
Liabilities, Issues
Liabilities, Settlements
Liabilities, Revaluation	$ (755,026)
Liabilities, Balance at end of period	$ 650,449