Note 13 - Net Loss Per Share - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Oct. 31, 2024 |
Jul. 31, 2024 |
Apr. 30, 2024 |
Oct. 31, 2023 |
Jul. 31, 2023 |
Apr. 30, 2023 |
Oct. 31, 2024 |
Oct. 31, 2023 |
|
| Net income (loss) from continuing operations | $ (23,599) | $ (27,736) | $ (90,801) | $ (103,277) | ||||
| Net income (loss) from discontinued operations | 0 | 0 | 0 | (682) | ||||
| Net income (loss) | $ (23,599) | $ (39,566) | $ (27,636) | $ (27,736) | $ (31,999) | $ (44,224) | $ (90,801) | $ (103,959) |
| Weighted average common shares outstanding (in shares) | 8,239,564 | 8,047,497 | 8,170,344 | 8,043,712 | ||||
| Basic and diluted - Continuing operations (in dollars per share) | $ (2.86) | $ (3.45) | $ (11.11) | $ (12.84) | ||||
| Basic and diluted - Discontinued operations (in dollars per share) | 0 | 0 | 0 | (0.08) | ||||
| Basic and diluted (in dollars per share) | $ (2.86) | $ (3.45) | $ (11.11) | $ (12.92) | ||||
| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after tax of income (loss) from continuing operations attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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