Note 9 - Deposits - Schedule Interest Expense by Category (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Interest-bearing checking	$ 2,586	$ 495	$ 282
Savings and money market	5,511	3,775	1,604
Certificates of deposit	28,654	5,150	5,043
Total	$ 36,751	$ 9,420	$ 6,929

The aggregate interest expense incurred on the following for deposits in domestic offices: (1) money market deposits and (2) savings deposits.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

Aggregate amount of interest expense on all deposits.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.6)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1

+ Details

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Period Type:	duration

- Definition

Amount of interest expense on domestic certificates of deposit liabilities.

+ References

+ Details

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Period Type:	duration

- Definition

Amount of interest expense on domestic checking deposit liabilities.

+ References

+ Details

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