Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Summary of Significant Accounting Policies - Schedule of Earnings Per Share (Details)

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Note 2 - Summary of Significant Accounting Policies - Schedule of Earnings Per Share (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Net Loss $ (3,632,000) $ (2,984,000) $ (11,347,000) $ (17,056,000)
Preferred Dividends paid in shares of common stock (1,694,000) 0 (3,290,000) 0
Deemed dividend on Series AA Preferred Stock – down round feature (0) 6,446,000   6,446,000
Net loss attributable to common stockholders $ (5,326,000) $ (9,430,000) $ (14,637,000) $ (23,502,000)