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Note 8 - Revenue Recognition - Noninterest Income (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Noninterest Income (in-scope of Topic 606)		$ 2,078	$ 1,875	$ 6,130	$ 5,600
Noninterest Income (out-of-scope of Topic 606)		459	413	1,246	1,170
Total noninterest income		2,537	2,288	7,376	6,770
Deposit Account [Member]
Noninterest Income (in-scope of Topic 606)		681	708	2,114	2,019
Product and Service, Other [Member]
Noninterest Income (in-scope of Topic 606)		72	117	228	286
Credit and Debit Card [Member]
Noninterest Income (in-scope of Topic 606)		492	344	1,275	1,141
Fiduciary and Trust [Member]
Noninterest Income (in-scope of Topic 606)		700	580	1,857	1,596
Insurance and Investment [Member]
Noninterest Income (in-scope of Topic 606)	[1]	$ 133	$ 126	$ 656	$ 558
[1] Included within other income in the Consolidated Statements of Income

X

- Definition

The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

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