Note 8 - Marketable Securities - Maturity of Marketable Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Due within one year, Amortized cost	$ 1,805	$ 1,565
Due within one year, Fair Value	1,875	1,630
Due after one year through three years, Amortized cost	3,593	3,689
Due after one year through three years, Fair Value	3,700	3,780
Amortized Cost	5,398	5,254
Amortized Cost	$ 5,575	$ 5,410

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