Convertible Promissory Notes Payable (Schedule Of Rollfoward Of Convertible Promissory Notes Payable) (Details) - USD ($)	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Debt Instrument [Line Items]
Convertible promissory notes payable, December 31, 2019	$ 4,639,628
Repayment for cash	(32,500)	$ (22,500)
Amortization of debt discount	198,330	$ 326,346
Convertible promissory notes payable, June 30, 2020	4,704,033
Convertible Promissory Notes Payable
Debt Instrument [Line Items]
Convertible promissory notes payable, December 31, 2019	4,639,628
Issued for cash	290,000
Repayment for cash	(32,500)
Conversion to common stock	(224,000)
Debt discount related to new convertible promissory notes	(167,425)
Amortization of debt discount	198,330
Convertible promissory notes payable, June 30, 2020	$ 4,704,033