Note 4 - Marketable Securities - Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Maturing in one year or less	$ 43,540	$ 56,386
Maturing after one year through two years	28,047	26,853
Total	$ 71,587	$ 83,239

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