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Long-Term Loans from Stockholders (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended 24 Months Ended
Dec. 31, 2020
Dec. 31, 2004
Dec. 31, 2019
Long-term loans from stockholders $ 197   $ 191
Quarterly payments equals to sales, percentage 10.00%    
Shareholders [Member]      
Received loans from stockholders   $ 400