Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Supplementary Financial Statement Information (Details) - Schedule of balance sheet

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Supplementary Financial Statement Information (Details) - Schedule of balance sheet - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
a. Accrued liabilities and other:    
Accounts payable and accruals - other $ 1,429 $ 1,943
Employees and Institutions for Employees [Member]    
a. Accrued liabilities and other:    
Accounts payable and accruals - other 863 671
Provisions for Vacation and Others [Member]    
a. Accrued liabilities and other:    
Accounts payable and accruals - other 473 360
Royalties and Other [Member]    
a. Accrued liabilities and other:    
Accounts payable and accruals - other $ 93 $ 912