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Note 3 - Investments - Schedule of Securities Pledged as Collateral (Details) - Asset Pledged as Collateral [Member] $ in Thousands	Mar. 31, 2024 USD ($)
Investment Securities, Cost	$ 110,864
Investment Securities, Amortized Cost	130,617
Investment Securities, Fair Value	110,864
State and Local Government Public Deposits [Member]
Investment Securities, Cost	34,703
Investment Securities, Amortized Cost	40,783
Investment Securities, Fair Value	34,703
Federal Reserve Bank, Bank Term Funding Program [Member]
Investment Securities, Cost	76,161
Investment Securities, Amortized Cost	89,834
Investment Securities, Fair Value	$ 76,161

X

- Definition

Represents the amortized cost of financial instruments.

+ References

No definition available.

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- Definition

The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.

+ References

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-Topic 940
-SubTopic 320
-Name Accounting Standards Codification
-Section 45
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X

- Definition

Cost of the investment.

+ References

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