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General and Administrative Expenses - Schedule of General and Administrative Expenses (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Total general and administrative expenses $ 1,185 $ 1,535
General and Administrative Expense [Member]    
Salaries and related expenses 368 904
Professional fees 694 497
Travel & expenses 7 31
Depreciation 15 18
Insurance 73 59
Vehicle maintenance 28 26
Total general and administrative expenses $ 1,185 $ 1,535