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Note 2 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands	Jan. 31, 2025	Sep. 15, 2022
The 2025 Note [Member]
Debt Instrument, Face Amount	$ 3,240
The 2025 Note [Member] | Convertible Debt [Member]
Debt Instrument, Face Amount	$ 3,240
The 2022 Note [Member] | Convertible Debt [Member]
Debt Instrument, Face Amount		$ 10,500

X

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 55
-Paragraph 8
-Publisher FASB
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-Topic 835
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-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482925/835-30-45-2

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- Details

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- Details

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