Note 5 - Note Payable to Officers and Directors (Related Party Transactions) (Details Textual) - USD ($) $ in Thousands	6 Months Ended
Aug. 31, 2023	Feb. 28, 2023
Notes Payable, Current	$ 2,014	$ 1,384
Related Party [Member]
Accrued Rent	711
Notes Payable, Current	2,014
Related Party [Member] \| Chief Executive Officer [Member]
Proceeds from Notes Payable	630
Accrued Rent	95
Notes Payable, Current	$ 2,014

Carrying value as of the balance sheet date of obligations incurred through that date and payable for contractual rent under lease arrangements.

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-Topic 210
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-Name Accounting Standards Codification
-Section S99
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-Topic 942
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-Name Accounting Standards Codification
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Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19,20)
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The cash inflow from a borrowing supported by a written promise to pay an obligation.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
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-Section 45
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