Annual report [Section 13 and 15(d), not S-K Item 405]

Note 9 - Income Taxes - Loss Before Income Taxes (Details)

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Note 9 - Income Taxes - Loss Before Income Taxes (Details) - USD ($)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
United States $ (16,474,000) $ (30,455,000)
Foreign 0 (188,000)
LOSS BEFORE (PROVISION FOR) BENEFIT FROM INCOME TAXES $ (16,474,000) $ (30,643,000)