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General and Administrative Expenses (Tables)
12 Months Ended
Dec. 31, 2020
General And Administrative Expenses [Abstract]  
Schedule of general and administrative expenses
  Year ended 
   December 31, 
   2020   2019 
Salaries   443    554 
Professional services   627    721 
Share based payments for consultants, directors and employees   276    352 
Rent, office expenses and communication   323    285 
Insurance   507    296 
Travel   6    66 
Directors   48    45 
Other   337    268 
           
    2,567    2,587