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Note 5 - Marketable Securities - Schedule of Securities (Details) $ in Thousands | Nov. 30, 2024 USD ($)
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Amortized cost | $ 8,856
Unrealized gains | 65
Unrealized losses | 0
Fair value | 8,921
Investments | 8,921
Corporate Debt Securities [Member] |
Amortized cost | 2,950
Unrealized gains | 18
Unrealized losses | 0
Fair value | 2,968
Investments | 2,968
US Treasury Securities [Member] |
Amortized cost | 5,906
Unrealized gains | 47
Unrealized losses | 0
Fair value | 5,953
Investments | $ 5,953

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