Note 3 - Marketable Securities - Estimated Fair Value of Securities by Contractual Maturity (Details) $ in Thousands	Dec. 01, 2024 USD ($)
Due in one year or less	$ 44,584
Due after one year through five years	12,704
Debt Securities, Available-for-Sale	$ 57,288

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details