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Note 7 - Accrued Liabilities - Accrued Liabilities (Details) - USD ($)
Jun. 30, 2024
Dec. 31, 2023
Payroll expenses and taxes payable $ 161,000 $ 157,000
Commissions and bonuses payable and general accrued liabilities 478,000 946,000
Total accrued liabilities $ 639,000 $ 1,103,000 [1]
[1] The condensed consolidated balance sheet as of December 31, 2023, has been prepared using information from the audited consolidated balance sheet as of that date.