Note 3 - Securities (Tables)

9 Months Ended

Sep. 30, 2025

Notes Tables

Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]

	September 30, 2025									December 31, 2024
			Gross		Gross							Gross		Gross
	Amortized		Unrealized		Unrealized			Fair		Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value		Cost		Gains		Losses			Value
U.S. Treasury	$	2,956	$	32	$	-		$	2,988	$	2,194	$	9	$	(1	)	$	2,202
U.S. government agencies		49,596		104		(143	)		49,557		25,865		11		(427	)		25,449
Taxable state and municipal		34,124		371		(330	)		34,165		6,142		-		(511	)		5,631
Tax exempt state and municipal		88,881		870		(2,316	)		87,435		55,696		3		(3,903	)		51,796
U.S. government sponsored enterprise mortgage-backed		45,491		292		(315	)		45,468		27,723		31		(656	)		27,098
Corporate		4,086		16		(82	)		4,020		4,034		-		(157	)		3,877
Total debt securities available-for-sale	$	225,134	$	1,685	$	(3,186	)	$	223,633	$	121,654	$	54	$	(5,655	)	$	116,053

Investments Classified by Contractual Maturity Date [Table Text Block]

	Amortized		Fair
	Cost		Value
Due in one year or less	$	34,914	$	34,768
Due after one year through five years		128,998		129,028
Due after five years through ten years		56,269		55,306
Due after ten years		4,953		4,531
Total	$	225,134	$	223,633

Unrealized Gain (Loss) on Investments [Table Text Block]

September 30, 2025	Less than 12 Months				12 Months or Longer				Total
			Unrealized				Unrealized				Unrealized
	Fair Value		Losses		Fair Value		Losses		Fair Value		Losses
U.S. Treasury	$	-	$	-	$	-	$	-	$	-	$	-
U.S. government agencies		25,559		59		7,597		84		33,156		143
Taxable state and municipal		2,848		12		4,675		318		7,523		330
Tax-exempt state and municipal		499		1		42,301		2,315		42,800		2,316
U.S. government sponsored enterprise mortgage-backed		5,039		26		11,697		289		16,736		315
Corporate		-		-		2,947		82		2,947		82
Total debt securities available-for-sale	$	33,945	$	98	$	69,217	$	3,088	$	103,162	$	3,186

December 31, 2024	Less than 12 Months				12 Months or Longer				Total
			Unrealized				Unrealized				Unrealized
	Fair Value		Losses		Fair Value		Losses		Fair Value		Losses
U.S. Treasury	$	-	$	-	$	248	$	1	$	248	$	1
U.S. government agencies		11,650		235		10,169		192		21,819		427
Taxable state and municipal		-		-		5,631		511		5,631		511
Tax-exempt state and municipal		6,646		96		43,673		3,807		50,319		3,903
U.S. government sponsored enterprise mortgage-backed		11,450		140		9,492		516		20,942		656
Corporate		498		-		3,379		157		3,877		157
Total debt securities available-for-sale	$	30,244	$	471	$	72,592	$	5,184	$	102,836	$	5,655

Gain (Loss) on Securities [Table Text Block]

	Three Months Ended September 30, 2025		Three Months Ended September 30, 2024			Nine Months Ended September 30, 2025		Nine Months Ended September 30, 2024
Net change in the unrealized gain (loss) recognized during the period on marketable equity securities	$	60	$	(80	)	$	57	$	(112	)
Add: Net realized gain (loss) recognized on marketable equity securities sold during the period		-		-			-		-
Net gain (loss) recognized in net income during the period on marketable equity securities still held at the reporting date	$	60	$	(80	)	$	57	$	(112	)