Note 12 - Stockholders' Deficit (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |
6 Months Ended | |
|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2025 |
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| Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares) | 46,816 | 126,857 |
| ATM Equity Offering [Member] | ||
| Stock Issued During Period, Shares, New Issues (in shares) | 428,203 | 116,358 |
| Shares Issued, Price Per Share (in dollars per share) | $ 1.09 | $ 1.66 |
| Proceeds from Issuance or Sale of Equity | $ 466 | $ 193 |
| X | ||||||||||
- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Per share or per unit amount of equity securities issued. No definition available.
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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