Note 12 - Other Income and Other Expense - Other Income (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
BOLI insurance	$ 483	$ 444	$ 517
Mortgage loan origination income	306	652	1,305
Other income	1,708	1,625	1,208
Total Other income	$ 2,497	$ 2,721	$ 3,030

Represents the total of noninterest income derived from certain activities and assets including (for example): (1) venture capital investments; (2) bank owned life insurance; (3) foreign currency transactions; and (4) mortgage servicing rights.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.13)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration