Note 12 - Regulatory Matters (Details Textual) - $ / shares		3 Months Ended
Apr. 24, 2024	Mar. 31, 2024	Mar. 31, 2023
Common Stock, Dividends, Per Share, Declared (in dollars per share)		$ 0.09	$ 0.09
Stock Issued During Period, Shares, Dividend Reinvestment Plan (in shares)		1,254	2,229
Subsequent Event [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share)	$ 0.09
Dividends Payable, Date to be Paid	Jun. 17, 2024
Dividends Payable, Date of Record	Jun. 03, 2024

Aggregate dividends declared during the period for each share of common stock outstanding.

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Date the declared dividend will be paid, in YYYY-MM-DD format.

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-SubTopic 10
-Section 50
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-Publisher FASB
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Date the holder must own the stock to be entitled to the dividend, in YYYY-MM-DD format.

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Number of shares issued during the period from a dividend reinvestment plan (DRIP). A dividend reinvestment plan allows the shareholders to reinvest dividends paid to them by the entity on new issues of stock by the entity.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
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