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Note 2 - Investments - Schedule of Securities Pledged as Collateral (Details) - State and Local Government Public Deposits [Member] - Asset Pledged as Collateral [Member]
$ in Thousands
Jun. 30, 2025
USD ($)
Investment Securities, Carrying Value $ 21,794
Investment Securities, Amortized Cost 26,041
Investment Securities, Fair Value $ 21,794