Annual report pursuant to Section 13 and 15(d)

Commitments And Contingencies (Schedule Of Right Of Use Asset And Lease Liability) (Details)

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Commitments And Contingencies (Schedule Of Right Of Use Asset And Lease Liability) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Assets    
Operating lease - right-of-use asset $ 28,000 $ 80,000
Liabilities Current    
Operating lease liability – current portion 54,000 $ 92,000
Operating Lease [Member]    
Assets    
Operating lease - right-of-use asset 28,000  
Liabilities Current    
Operating lease liability – current portion 54,000  
LongTerm    
Operating lease liability – long-term portion  
Other information related to leases as of December 31, 2020:    
Operating lease cost $ 64,000  
Weighted average remaining Lease term    
Weighted average remaining lease term - operating leases 5 months  
Weighted average Discount Rate    
Operating leases 6.00%