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Note 3 - Business Combination - Schedule of Pro Forma Information (Details) - Amplex Holdings [Member] - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Total revenue | $ 3,159 | $ 2,958 | $ 6,193 | $ 3,447
Net income (loss) from continuing operations | 313 | 410 | 387 | (190)
Revenue, actual | 3,159 | 2,958 | 6,193 | 3,447
Revenue, pro forma |  |  |  | 5,858
Net loss from continuing operations attributable to common shareholders, actual | (802) | (1,482) | (1,588) |
Net loss from continuing operations attributable to common shareholders, pro forma |  |  |  | (7,593)
Net income from discontinued operations attributable to common shareholders, actual | 50 | 801 | 88 |
Net income from discontinued operations attributable to common shareholders, pro forma |  |  |  | 2,860
Net loss attributable to common shareholders, actual | $ (752) | $ (681) | $ (1,500) |
Net loss attributable to common shareholders, pro forma |  |  |  | $ (4,733)

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