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Note 5 - Derivatives and Hedging Activities (Details Textual)	3 Months Ended
	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($)
Federal Home Loan Bank Advances and Certificates of Deposit [Member]
Interest Expense, Debt	$ 177,000	$ 288,000
Interest Rate Swap [Member]
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments	657,000
Interest Payable	$ 82,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Number of Interest Rate Derivatives Held	5		5
Derivative, Notional Amount	$ 65,000,000		$ 65,000,000
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Number of Interest Rate Derivatives Held	2		2
Derivative, Notional Amount	$ 60,000,000		$ 60,000,000

X

- Definition

Nominal or face amount used to calculate payment on derivative.

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Amount of gain (loss) included in earnings for the period from the increase (decrease) in fair value of interest rate derivatives not designated as hedging instruments.

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Number of interest rate derivative instruments held by the entity at the reporting date.

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