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Note 2 - Securities (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

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

		2023
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value				Allowance for Credit Losses
Securities available for sale:
U.S. Treasury securities		$	12,476			$	—			$	(1,026	)		$	11,450			$	—
U.S. agency and mortgage-backed securities			96,937				55				(12,192	)			84,800				—
Obligations of states and political subdivisions			64,045				6				(7,444	)			56,607				—
Total securities available for sale		$	173,458			$	61			$	(20,662	)		$	152,857			$	—
Securities held to maturity:
U.S. Treasury securities		$	39,085			$	—			$	(389	)		$	38,696			$	—
U.S. agency and mortgage-backed securities			94,617				—				(8,992	)			85,625				—
Obligations of states and political subdivisions			11,649				107				(943	)			10,813				—
Corporate debt securities			3,000				—				(520	)			2,480				(107	)
Total securities held to maturity		$	148,351			$	107			$	(10,844	)		$	137,614			$	(107	)
Total securities		$	321,809			$	168			$	(31,506	)		$	290,471			$	(107	)

		2022
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value
Securities available for sale:
U.S. Treasury securities		$	12,468			$	—			$	(1,239	)		$	11,229
U.S. agency and mortgage-backed securities			109,972				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

Gain (Loss) on Securities [Table Text Block]

		2023
		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		$	—			$	—			$	11,450			$	(1,026	)		$	11,450			$	(1,026	)
U.S. agency and mortgage-backed securities			1,281				(29	)			78,800				(12,163	)			80,081				(12,192	)
Obligations of states and political subdivisions			4,469				(215	)			47,004				(7,229	)			51,473				(7,444	)
Total securities available for sale		$	5,750			$	(244	)		$	137,254			$	(20,418	)		$	143,004			$	(20,662	)

		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	)

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		$	760			$	758			$	30,690			$	30,470
Due after one year through five years			23,155				21,736				22,634				21,529
Due after five years through ten years			36,990				33,779				19,830				18,092
Due after ten years			112,553				96,584				75,197				67,523
		$	173,458			$	152,857			$	148,351			$	137,614

Marketable Securities [Table Text Block]

		2023				2022
Federal Home Loan Bank stock		$	965			$	796
Federal Reserve Bank stock			981				980
Community Bankers’ Bank stock			132				132
		$	2,078			$	1,908

Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table Text Block]

		U.S. Treasury securities				U.S. agency and mortgage-backed securities				Obligations of states and political subdivisions				Corporate debt securities				Total Held to Maturity Securities
December 31, 2023
Aaa		$	39,085			$	22,936			$	2,807			$	—			$	64,828
Aa1 / Aa2 / Aa3			—				—				8,842				—				8,842
A1 / A2 / A3			—				—				—				—				—
Baa1 / Baa2 / Baa3			—				—				—				3,000				3,000
Not rated - Agency (1)			—				71,681				—				—				71,681
Not rated - Non Agency			—				—				—				—				—
Total		$	39,085			$	94,617			$	11,649			$	3,000			$	148,351
December 31, 2022
Aaa		$	38,211			$	22,706			$	3,126			$	—			$	64,043
Aa1 / Aa2 / Aa3			—				—				9,447				—				9,447
Baa1 / Baa2 / Baa3			—				—				—				3,000				3,000
Not rated - Agency (1)			—				76,668				—				—				76,668
Not rated - Non Agency			—				—				—				—				—
Total		$	38,211			$	99,374			$	12,573			$	3,000			$	153,158

Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table Text Block]

		U.S. Treasury securities				U.S. agency and mortgage-backed securities				Obligations of states and political subdivisions				Corporate debt securities				Total Held to Maturity Securities
Balance, December 31, 2022		$	—			$	—			$	—			$	—			$	—
Adjustment for adoption of ASU 2016-13			—				—				—				134				134
Provision for credit losses			—				—				—				10				10
Charge-offs of securities			—				—				—				—				—
Recoveries			—				—				—				(37	)			(37	)
Balance, December 31, 2023		$	—			$	—			$	—			$	107			$	107

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