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Note 2 - Detail of Certain Balance Sheet Accounts: Schedule of Accrued Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Details    
Accrued Income Taxes, Current $ 327 $ 337
Employee-related Liabilities, Current 1,294 1,318
Estimated Litigation Liability, Current 257 204
Other 2,063 2,883
Accrued expenses (note 2) $ 3,941 $ 4,742