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Note 2 - Detail of Certain Balance Sheet Accounts: Schedule of Accounts and Other Receivables (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Details |  |
Accounts Receivable, before Allowance for Credit Loss, Current | $ 5,720 | $ 5,287
Interest Receivable and Other Assets | 51 | 39
Accounts Receivable, Allowance for Credit Loss, Current | (182) | (156)
Accounts and Other Receivables, Net, Current | $ 5,589 | $ 5,170

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