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Note 2 - Securities (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Available-for-sale and Held-to-maturity Reconciliation [Table Text Block]

		2022
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value
Securities available for sale:
U.S. Treasury securities		$	12,469			$	—			$	(1,239	)		$	11,229
U.S. agency and mortgage-backed securities			109,971				95				(13,149	)			96,918
Obligations of states and political subdivisions			64,386				4				(9,630	)			54,760
Total securities available for sale		$	186,826			$	99			$	(24,018	)		$	162,907
Securities held to maturity:
U.S. Treasury securities		$	38,211			$	—			$	(568	)		$	37,643
U.S. agency and mortgage-backed securities			99,374				—				(9,189	)			90,185
Obligations of states and political subdivisions			12,573				—				(1,252	)			11,321
Corporate debt securities			3,000				—				(352	)			2,648
Total securities held to maturity		$	153,158			$	—			$	(11,361	)		$	141,797
Total securities		$	339,984			$	99			$	(35,379	)		$	304,704

		2021
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value
Securities available for sale:
U.S. Treasury securities		$	39,871			$	37			$	(250	)		$	39,658
U.S. agency and mortgage-backed securities			177,131				1,085				(1,837	)			176,379
Obligations of states and political subdivisions			71,037				910				(509	)			71,438
Corporate debt securities			2,019				1				—				2,020
Total securities available for sale		$	290,058			$	2,033			$	(2,596	)		$	289,495
Securities held to maturity:
U.S. agency and mortgage-backed securities		$	26,392			$	124			$	(53	)		$	26,463
Obligations of states and political subdivisions			7,049				118				(13	)			7,154
Total securities held to maturity		$	33,441			$	242			$	(66	)		$	33,617
Total securities		$	323,499			$	2,275			$	(2,662	)		$	323,112

Schedule of Temporary Impairment Losses, Investments [Table Text Block]

		2022
		Less than 12 months								12 months or more								Total
		Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)
Securities available for sale:
U.S. Treasury securities		$	9,041			$	(932	)		$	2,188			$	(307	)		$	11,229			$	(1,239	)
U.S. agency and mortgage-backed securities			27,282				(1,945	)			62,342				(11,204	)			89,624				(13,149	)
Obligations of states and political subdivisions			24,689				(2,581	)			26,362				(7,049	)			51,051				(9,630	)
Total securities available for sale		$	61,012			$	(5,458	)		$	90,892			$	(18,560	)		$	151,904			$	(24,018	)
Securities held to maturity:
U.S. Treasury securities		$	19,302			$	(258	)		$	18,342			$	(310	)		$	37,644			$	(568	)
U.S. agency and mortgage-backed securities			58,019				(6,848	)			32,167				(2,341	)			90,186				(9,189	)
Obligations of states and political subdivisions			8,648				(1,008	)			2,672				(244	)			11,320				(1,252	)
Corporate debt securities			2,648				(352	)			—				—				2,648				(352	)
Total securities held to maturity		$	88,617			$	(8,466	)		$	53,181			$	(2,895	)		$	141,798			$	(11,361	)
Total securities		$	149,629			$	(13,924	)		$	144,073			$	(21,455	)		$	293,702			$	(35,379	)

		2021
		Less than 12 months								12 months or more								Total
		Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)				Fair Value				Unrealized (Loss)
Securities available for sale:
U.S. Treasury securities		$	29,656			$	(250	)		$	—			$	—			$	29,656			$	(250	)
U.S. agency and mortgage-backed securities			109,950				(1,335	)			14,749				(502	)			124,699				(1,837	)
Obligations of states and political subdivisions			34,611				(500	)			1,009				(9	)			35,620				(509	)
Total securities available for sale		$	174,217			$	(2,085	)		$	15,758			$	(511	)		$	189,975			$	(2,596	)
Securities held to maturity:
U.S. agency and mortgage-backed securities		$	5,411			$	(53	)		$	—			$	—			$	5,411			$	(53	)
Obligations of states and political subdivisions			999				(13	)			—				—				999				(13	)
Total securities held to maturity		$	6,410			$	(66	)		$	—			$	—			$	6,410			$	(66	)
Total securities		$	180,627			$	(2,151	)		$	15,758			$	(511	)		$	196,385			$	(2,662	)

Investments Classified by Contractual Maturity Date [Table Text Block]

		Available for Sale								Held to Maturity
		Amortized Cost				Fair Value				Amortized Cost				Fair Value
Due within one year		$	—			$	—			$	905			$	902
Due after one year through five years			19,801				18,483				44,441				43,455
Due after five years through ten years			39,909				36,498				27,016				24,481
Due after ten years			127,116				107,926				80,796				72,959
		$	186,826			$	162,907			$	153,158			$	141,797

Marketable Securities [Table Text Block]

		2022				2021
Federal Home Loan Bank stock		$	796			$	701
Federal Reserve Bank stock			980				980
Community Bankers’ Bank stock			132				132
		$	1,908			$	1,813

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