Note 4 - Investment Securities (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

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

			Gross		Gross
	Amortized		unrealized		unrealized			Fair
(dollars in thousands)	cost		gains		losses			value
June 30, 2024
Held-to-maturity securities:
Agency - GSE	$	81,928	$	-	$	(8,678	)	$	73,250
Obligations of states and political subdivisions		143,061		-		(22,684	)		120,377
Total held-to-maturity securities	$	224,989	$	-	$	(31,362	)	$	193,627
Available-for-sale debt securities:
Agency - GSE	$	31,225	$	-	$	(3,629	)	$	27,596
Obligations of states and political subdivisions		135,688		-		(16,028	)		119,660
MBS - GSE residential		213,935		-		(33,685	)		180,250
Total available-for-sale debt securities	$	380,848	$	-	$	(53,342	)	$	327,506

			Gross		Gross
	Amortized		unrealized		unrealized			Fair
(dollars in thousands)	cost		gains		losses			value
December 31, 2023
Held-to-maturity securities:
Agency - GSE	$	81,382	$	-	$	(7,561	)	$	73,821
Obligations of states and political subdivisions		142,851		-		(19,496	)		123,355
Total held-to-maturity securities	$	224,233	$	-	$	(27,057	)	$	197,176
Available-for-sale debt securities:
Agency - GSE	$	31,178	$	-	$	(3,633	)	$	27,545
Obligations of states and political subdivisions		138,217		1		(15,421	)		122,797
MBS - GSE residential		226,240		-		(32,542	)		193,698
Total available-for-sale debt securities	$	395,635	$	1	$	(51,596	)	$	344,040

Investments Classified by Contractual Maturity Date [Table Text Block]

	Amortized		Fair
(dollars in thousands)	cost		value
Held-to-maturity securities:
Due in one year or less	$	-	$	-
Due after one year through five years		29,343		27,161
Due after five years through ten years		73,165		64,035
Due after ten years		122,481		102,431
Total held-to-maturity securities	$	224,989	$	193,627
Available-for-sale securities:
Debt securities:
Due in one year or less	$	1,999	$	1,935
Due after one year through five years		39,098		34,881
Due after five years through ten years		16,537		13,982
Due after ten years		109,112		96,458
MBS - GSE residential		213,934		180,250
Total available-for-sale debt securities	$	380,680	$	327,506

Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]

	Less than 12 months					More than 12 months					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
(dollars in thousands)	value		losses			value		losses			value		losses
June 30, 2024
Agency - GSE	$	-	$	-		$	100,846	$	(12,307	)	$	100,846	$	(12,307	)
Obligations of states and political subdivisions		388		(8	)		239,650		(38,537	)		240,038		(38,545	)
MBS - GSE residential		-		-			180,250		(33,517	)		180,250		(33,517	)
Total	$	388	$	(8	)	$	520,746	$	(84,361	)	$	521,134	$	(84,369	)
Number of securities		1					416					417
December 31, 2023
Agency - GSE	$	-	$	-		$	101,366	$	(11,194	)	$	101,366	$	(11,194	)
Obligations of states and political subdivisions		781		(22	)		244,224		(33,814	)		245,005		(33,836	)
MBS - GSE residential		-		-			193,698		(31,462	)		193,698		(31,462	)
Total	$	781	$	(22	)	$	539,288	$	(76,470	)	$	540,069	$	(76,492	)
Number of securities		2					414					416