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Note 2 - Detail of Certain Balance Sheet Accounts: Schedule of Accrued Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Details    
Accrued Income Taxes, Current $ 337 $ 36
Employee-related Liabilities, Current 1,318 1,225
Estimated Litigation Liability, Current 204 96
Other 2,883 1,627
Accrued expenses (note 2) $ 4,742 $ 2,984