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Note 20 - Loss Per Common Share - Schedule of Loss Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Net Income (Loss) Attributable to Parent $ (1,680,000) $ (1,596,000)
Less distributed and undistributed earnings allocable to restricted award holders 0 0
Net loss allocable to common stockholders $ (1,680,000) $ (1,596,000)
Basic (in dollars per share) $ (0.08) $ (0.07)
Diluted (in dollars per share) $ (0.08) $ (0.07)
Basic (in shares) 22,043 21,876
Weighted average additional shares assuming conversion of potential common shares (in shares) 0 0
Weighted average shares outstanding – diluted (in shares) 22,043 21,876