Note 3 - Marketable Securities - Estimated Fair Value of Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Aug. 31, 2025	Mar. 02, 2025
Due in one year or less	$ 28,132
Due after one year through five years	3,878
Debt Securities, Available-for-Sale	$ 32,010	$ 47,213

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