Note 6 - Goodwill and Intangibles (Details Textual) - USD ($)	3 Months Ended			9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Goodwill	$ 71,498,000			$ 71,498,000		$ 71,498,000
Goodwill, Impairment Loss	0		$ 0	0	$ 0
Amortization of Intangible Assets				1,735,000	1,976,000
Core Deposits [Member]
Finite-Lived Intangible Assets, Gross	2,200,000			2,200,000		$ 2,800,000
Amortization of Intangible Assets	$ 200,000	$ 201,000	$ 236,000	$ 602,000	$ 708,000
Core Deposits [Member] | Minimum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	8 years			8 years
Core Deposits [Member] | Maximum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	10 years			10 years