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Note 2 - Summary of Significant Accounting Policies - Schedule of Earnings Per Share (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Net loss from continuing operations | $ (1,333) | $ (1,854) | $ (6,627) | $ (6,852)
Less: Increase to accumulated deficit due to adjustment to common stock warrants exercise price | (0) | 1,005 | (0) | 1,005
Less: Increase to accumulated deficit due to adjustment to Preferred Stock conversion price | (0) | (0) | (0) | 380
Net loss from continuing operations attributable to common stockholders | (1,333) | (2,859) | (6,627) | (8,237)
Net income from discontinued operations, net of taxes (Notes 14, 15 and 16) | 40 | 642 | 11,082 | 841
Net (loss) income | $ (1,293) | $ (2,217) | $ 4,455 | $ (7,396)
Basic (and diluted for net loss) (in shares) | 5,876 | 1,155 | 5,669 | 930
Effect of dilutive Unsecured Convertible Notes (in shares) | 0 | 0 | 107 | 0
Diluted earnings (loss) per share attributable to common stockholders (in shares) | 5,876 | 1,155 | 5,776 | 930

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