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Note 4 - Taxes (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 31, 2025 | Jul. 31, 2024 | Jul. 31, 2025 | Jul. 31, 2024
Income Tax Expense (Benefit) | $ (417) | $ (2,056) | $ (1,189) | $ (3,639)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | $ (24,205) | $ (41,622) | $ (63,026) | $ (70,841)

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