Convertible Promissory Note Payable (Schedule Of Convertible Promissory Notes Payable) (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Unamortized debt discount	$ (241,091)	$ (197,296)
Less current portion	(4,728,833)	(4,639,628)
Convertible Promissory Notes Maturity Date January 31, 2021
Debt Instrument [Line Items]
Total convertible promissory notes payable	2,669,000	2,519,000
Convertible Promissory Notes Maturity Date December 31, 2020
Debt Instrument [Line Items]
Total convertible promissory notes payable	1,107,924	1,132,924
Convertible Promissory Notes Maturity Date September 30, 2019
Debt Instrument [Line Items]
Total convertible promissory notes payable	161,000	203,000
Convertible Promissory Notes Maturity Date November 25, 2020
Debt Instrument [Line Items]
Total convertible promissory notes payable	1,032,000	982,000
Convertible Promissory Notes Payable
Debt Instrument [Line Items]
Total convertible promissory notes payable	4,969,924	4,836,924
Unamortized debt discount	(241,091)	(197,296)
Convertible promissory notes payable, net discount	4,728,833	4,639,628
Less current portion	(4,728,833)	(4,639,628)
Long-term portion	$ 0	$ 0