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Note 2 - Investments (Tables)

9 Months Ended

Sep. 30, 2024

Notes Tables

Investment [Table Text Block]

		September 30, 2024
														Estimated
		Amortized				Unrealized				Unrealized				Fair
SECURITIES AVAILABLE-FOR-SALE		Cost				Gains				Losses				Values				ACL
U.S. agency securities		$	20,242			$	30			$	(2,590	)		$	17,682			$	—
Corporate securities			16,000				140				(736	)			15,404				—
Municipal bonds			83,060				4				(10,738	)			72,326				—
Mortgage-backed securities			120,136				261				(9,478	)			110,919				—
U.S. Small Business Administration securities			12,834				4				(970	)			11,868				—
Total securities available-for-sale			252,272				439				(24,512	)			228,199				—
SECURITIES HELD-TO-MATURITY
Corporate securities			8,500				—				(517	)			7,983				45
Total securities held-to-maturity			8,500				—				(517	)			7,983				45
Total securities		$	260,772			$	439			$	(25,029	)		$	236,182			$	45

		December 31, 2023
														Estimated
		Amortized				Unrealized				Unrealized				Fair
SECURITIES AVAILABLE-FOR-SALE		Cost				Gains				Losses				Values				ACL
U.S. agency securities		$	21,151			$	46			$	(3,179	)		$	18,018			$	—
Corporate securities			13,000				613				(741	)			12,872				—
Municipal bonds			138,803				42				(19,398	)			119,447				—
Mortgage-backed securities			112,855				238				(11,845	)			101,248				—
U.S. Small Business Administration securities			42,886				—				(1,538	)			41,348				—
Total securities available-for-sale			328,695				939				(36,701	)			292,933				—
SECURITIES HELD-TO-MATURITY
Corporate securities			8,500				—				(834	)			7,666				45
Total securities held-to-maturity			8,500				—				(834	)			7,666				45
Total securities		$	337,195			$	939			$	(37,535	)		$	300,599			$	45

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

SECURITIES HELD-TO-MATURITY		For the Three Months Ended September 30,
Corporate Securities		2024				2023
Beginning ACL balance		$	45			$	31
Provision for credit losses			—				14
Total ending ACL balance		$	45			$	45

SECURITIES HELD-TO-MATURITY		For the Nine Months Ended September 30,
Corporate Securities		2024				2023
Beginning ACL balance		$	45			$	31
Provision for credit losses			—				14
Total ending ACL balance		$	45			$	45

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

		September 30,				December 31,
Corporate securities		2024				2023
BBB/BBB-		$	8,500			$	7,000
BB+			—				1,500
Total		$	8,500			$	8,500

Schedule of Financial Instruments Owned and Pledged as Collateral [Table Text Block]

		September 30, 2024
Purpose or beneficiary		Carrying Value				Amortized Cost				Fair Value
State and local government public deposits		$	35,505			$	40,492			$	35,505

Gain (Loss) on Securities [Table Text Block]

		September 30, 2024
		Less than 12 Months								12 Months or Longer								Total
		Fair				Unrealized				Fair				Unrealized				Fair				Unrealized
SECURITIES AVAILABLE-FOR-SALE		Value				Losses				Value				Losses				Value				Losses
U.S. agency securities		$	—			$	—			$	15,653			$	(2,590	)		$	15,653			$	(2,590	)
Corporate securities			3,864				(136	)			5,400				(600	)			9,264				(736	)
Municipal bonds			44				—				70,584				(10,738	)			70,628				(10,738	)
Mortgage-backed securities			9,492				(37	)			67,032				(9,441	)			76,524				(9,478	)
U.S. Small Business Administration securities			3,806				(45	)			7,451				(925	)			11,257				(970	)
Total securities available-for-sale			17,206				(218	)			166,120				(24,294	)			183,326				(24,512	)
SECURITIES HELD-TO-MATURITY
Corporate securities			—				—				7,983				(517	)			7,983				(517	)
Total securities held-to-maturity			—				—				7,983				(517	)			7,983				(517	)
Total securities		$	17,206			$	(218	)		$	174,103			$	(24,811	)		$	191,309			$	(25,029	)

		December 31, 2023
		Less than 12 Months								12 Months or Longer								Total
		Fair				Unrealized				Fair				Unrealized				Fair				Unrealized
SECURITIES AVAILABLE-FOR-SALE		Value				Losses				Value				Losses				Value				Losses
U.S. agency securities		$	—			$	—			$	15,972			$	(3,179	)		$	15,972			$	(3,179	)
Corporate securities			959				(41	)			4,300				(700	)			5,259				(741	)
Municipal bonds			3,922				(23	)			113,577				(19,375	)			117,499				(19,398	)
Mortgage-backed securities			20,662				(113	)			67,376				(11,732	)			88,038				(11,845	)
U.S. Small Business Administration securities			33,211				(460	)			8,137				(1,078	)			41,348				(1,538	)
Total securities available-for-sale			58,754				(637	)			209,362				(36,064	)			268,116				(36,701	)
SECURITIES HELD-TO-MATURITY
Corporate securities			—				—				7,666				(834	)			7,666				(834	)
Total securities held-to-maturity			—				—				7,666				(834	)			7,666				(834	)
Total securities		$	58,754			$	(637	)		$	217,028			$	(36,898	)		$	275,782			$	(37,535	)

Investments Classified by Contractual Maturity Date [Table Text Block]

		September 30, 2024								December 31, 2023
SECURITIES AVAILABLE-FOR-SALE		Amortized				Fair				Amortized				Fair
U.S. agency securities		Cost				Value				Cost				Value
Due within one year		$	—			$	—			$	922			$	914
Due after one year through five years			4,958				4,663				3,947				3,544
Due after five years through ten years			10,974				9,470				11,972				10,139
Due after ten years			4,310				3,549				4,310				3,421
Subtotal			20,242				17,682				21,151				18,018
Corporate securities
Due within one year			—				—				1,000				1,004
Due after one year through five years			10,000				10,004				6,000				6,609
Due after five years through ten years			4,000				3,944				4,000				3,839
Due after ten years			2,000				1,456				2,000				1,420
Subtotal			16,000				15,404				13,000				12,872
Municipal bonds
Due within one year			—				—				1,013				1,003
Due after one year through five years			74				74				757				751
Due after five years through ten years			6,295				5,991				7,603				7,101
Due after ten years			76,691				66,261				129,430				110,592
Subtotal			83,060				72,326				138,803				119,447
Mortgage-backed securities
Federal National Mortgage Association (“FNMA”)			82,062				73,923				76,369				66,275
Federal Home Loan Mortgage Corporation (“FHLMC”)			27,525				26,911				32,311				31,376
Government National Mortgage Association (“GNMA”)			10,549				10,085				4,175				3,597
Subtotal			120,136				110,919				112,855				101,248
U.S. Small Business Administration securities
Due within one year			203				200				198				196
Due after one year through five years			1,073				1,046				1,860				1,824
Due after five years through ten years			2,868				2,679				21,420				20,929
Due after ten years			8,690				7,943				19,408				18,399
Subtotal			12,834				11,868				42,886				41,348
Total securities available-for-sale			252,272				228,199				328,695				292,933
SECURITIES HELD-TO-MATURITY
Corporate securities
Due after five years through ten years			8,500				7,983				8,500				7,666
Total securities held-to-maturity			8,500				7,983				8,500				7,666
Total securities		$	260,772			$	236,182			$	337,195			$	300,599

Schedule of Realized Gain (Loss) [Table Text Block]

		For the Three Months Ended
		September 30, 2024
						Gross				Gross
		Proceeds				Gains				(Losses)
Securities available-for-sale		$	3,448			$	11			$	—

		For the Nine Months Ended
		September 30, 2024
						Gross				Gross
		Proceeds				Gains				(Losses)
Securities available-for-sale		$	101,907			$	215			$	(8,051	)

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