Quarterly report pursuant to Section 13 or 15(d)

Warrants (Schedule Of Fair Value Of Warrants Issued) (Details)

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Warrants (Schedule Of Fair Value Of Warrants Issued) (Details) - USD ($)
Sep. 30, 2020
Dec. 31, 2019
Class of Warrant or Right [Line Items]    
Fair value $ 110,781 $ 41,717
November 2015 Investor Warrants [Member]    
Class of Warrant or Right [Line Items]    
Fair value   55
March 2016 Investor Warrants [Member]    
Class of Warrant or Right [Line Items]    
Fair value 3,026 439
September 2016 Investor Warrants [Member]    
Class of Warrant or Right [Line Items]    
Fair value 1,093 3,196
June 2017 Investor Warrants [Member]    
Class of Warrant or Right [Line Items]    
Fair value 32,218 11,736
June 2017 Placement Agent Warrants [Member]    
Class of Warrant or Right [Line Items]    
Fair value 3,573 845
October 2017 Investor Warrants [Member]    
Class of Warrant or Right [Line Items]    
Fair value 64,196 23,772
October 2017 Placement Agent Warrants [Member]    
Class of Warrant or Right [Line Items]    
Fair value $ 6,675 $ 1,674