Investment Securities (Tables)

12 Months Ended

Dec. 31, 2025

Investment Securities [Abstract]

Amortized Cost, Fair Values, and Unrealized Gains and Losses of Securities Available-For-Sale

The amortized cost, fair values, and unrealized gains and losses of the securities available-for-sale are as follows:

			Gross Unrealized
(Dollars in thousands)	Amortized Cost		Gains		Losses		Fair Value
As of December 31, 2025
U.S. Government-sponsored securities	$	2,046	$	2	$	10	$	2,038
Mortgage-backed securities(1)		834,820		9,140		17,720		826,240
Commercial mortgage-backed obligations(1)		1,231		22		-		1,253
Collateralized mortgage obligations(1)		21,087		5		362		20,730
Municipal securities		66,142		4,703		-		70,845
Corporate securities		29,567		171		-		29,738
Other		310		-		-		310
Total available-for-sale securities	$	955,203	$	14,043	$	18,092	$	951,154

⁽¹⁾ All mortgage-backed securities and collateralized mortgage obligations were issued by an agency or government sponsored entity of the U.S. Government.

			Gross Unrealized
(Dollars in thousands)	Amortized Cost		Gains		Losses		Fair Value
As of December 31, 2024
U.S. Government-sponsored securities	$	2,657	$	4	$	17	$	2,644
Mortgage-backed securities(1)		466,302		464		26,908		439,858
Commercial mortgage-backed obligations(1)		1,228		-		16		1,212
Collateralized mortgage obligations(1)		5,653		-		156		5,497
Corporate securities		14,800		56		-		14,856
Other		352		-		5		347
Total available-for-sale securities	$	490,992	$	524	$	27,102	$	464,414

⁽¹⁾ All mortgage-backed securities and collateralized mortgage obligations were issued by an agency or government sponsored entity of the U.S. Government.

Book Values, Estimated Fair Values and Unrealized Gains and Losses of Investments Classified as Held-To-Maturity

The book values, estimated fair values, and unrecognized gains and losses of investments classified as held-to-maturity are as follows:

			Gross Unrecognized						Allowance
	Amortized								for Credit
(Dollars in thousands)	Cost		Gains		Losses		Fair Value		Losses
As of December 31, 2025
Mortgage-backed securities(1)	$	586,001	$	88	$	115,773	$	470,316	$	-
Collateralized mortgage obligations(1)		62,476		-		10,234		52,242		-
Municipal securities		70,164		1,011		997		70,178		450
Total held-to-maturity securities	$	718,641	$	1,099	$	127,004	$	592,736	$	450

⁽¹⁾ All mortgage-backed securities and collateralized mortgage obligations were issued by an agency or government sponsored entity of the U.S. Government.

									Allowance
	Amortized		Gross Unrecognized						for Credit
(Dollars in thousands)	Cost		Gains		Losses		Fair Value		Losses
As of December 31, 2024
Mortgage-backed securities(1)	$	626,427	$	-	$	143,544	$	482,883	$	-
Collateralized mortgage obligations(1)		68,377		-		13,876		54,501		-
Municipal securities		74,639		46		1,116		73,569		450
Total held-to-maturity securities	$	769,443	$	46	$	158,536	$	610,953	$	450

⁽¹⁾ All mortgage-backed securities and collateralized mortgage obligations were issued by an agency or government sponsored entity of the U.S. Government.

Gross Unrealized Losses for Available-for-Sale Securities

The following tables show the gross unrealized losses for available-for-sale securities, for which an allowance for credit losses has not been recorded, that have been in an unrealized loss position for less than 12 months or 12 months or more:

					December 31, 2025
	Less Than 12 Months				12 Months or More				Total
(Dollars in thousands)	Fair Value		Unrealized Losses		Fair Value		Unrealized Losses		Fair Value		Unrealized Losses
Available-for-Sale Securities
U.S. Government-sponsored securities	$	461	$	2	$	676	$	8	$	1,137	$	10
Mortgage-backed securities(1)		60,935		244		75,647		17,476		136,582		17,720
Collateralized mortgage obligations(1)		13,262		230		5,511		132		18,773		362
Total available-for-sale securities	$	74,658	$	476	$	81,834	$	17,616	$	156,492	$	18,092

⁽¹⁾ All mortgage-backed securities and collateralized mortgage obligations were issued by an agency or government sponsored entity of the U.S. Government.

					December 31, 2024
	Less Than 12 Months				12 Months or More				Total
(Dollars in thousands)	Fair Value		Unrealized Losses		Fair Value		Unrealized Losses		Fair Value		Unrealized Losses
Available-for-Sale Securities
U.S. Government-sponsored securities	$	600	$	1	$	888	$	16	$	1,488	$	17
Mortgage-backed securities(1)		324,202		5,772		67,319		21,136		391,521		26,908
Commerical mortgage-backed securities(1)		1,212		16		-		-		1,212		16
Collateralized mortgage obligations(1)		5,043		147		454		9		5,497		156
Other		347		5		-		-		347		5
Total available-for-sale securities	$	331,404	$	5,941	$	68,661	$	21,161	$	400,065	$	27,102

⁽¹⁾ All mortgage-backed securities and collateralized mortgage obligations were issued by an agency or government sponsored entity of the U.S. Government.

Activity in Allowance for Credit Losses for Held-to-Maturity Securities by Major Type

The following tables present the activity in the allowance for credit losses for held-to-maturity securities by major type:

	December 31, 2025
(Dollars in thousands)	Municipal securities		Mortgage-backed securities		Collateralized mortgage obligations		Total
Allowance for credit losses - securities
Beginning balance	$	450	$	-	$	-	$	450
Provision for credit losses		-		-		-		-
Ending balance	$	450	$	-	$	-	$	450

	December 31, 2024
(Dollars in thousands)	Municipal securities		Mortgage-backed securities		Collateralized mortgage obligations		Total
Allowance for credit losses - securities
Beginning balance	$	450	$	-	$	-	$	450
Provision for credit losses		-		-		-		-
Ending balance	$	450	$	-	$	-	$	450

Amortized Cost and Estimated Fair Values of Investment Securities by Contractual Final Maturity

The amortized cost and estimated fair values of investment securities at December 31, 2025 by contractual final maturity are shown in the following table:

	Available-for-Sale				Held-to-Maturity
(Dollars in thousands)	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Securities maturing in:
One year or less	$	5,670	$	5,672	$	1,918	$	1,911
After one year through five years		25,577		25,733		18,411		18,389
After five years through ten years		24,394		25,778		18,653		17,843
After ten years		899,562		893,971		679,659		554,593
Total	$	955,203	$	951,154	$	718,641	$	592,736

Amortized Cost of Held-to-Maturity Municipal Securities by Credit Rating

The following tables summarize the amortized cost of held-to-maturity municipal securities by credit rating as of the dates indicated:

	Held-to-Maturity
	Amortized Cost
(Dollars in thousands)	AAA/AA/A		BBB/BB/B		Not Rated		Total
December 31, 2025
Municipal securities	$	18,562	$	935	$	50,667	$	70,164
Total	$	18,562	$	935	$	50,667	$	70,164

	Held-to-Maturity
	Amortized Cost
(Dollars in thousands)	AAA/AA/A		BBB/BB/B		Not Rated		Total
December 31, 2024
Municipal securities	$	19,022	$	403	$	55,214	$	74,639
Total	$	19,022	$	403	$	55,214	$	74,639

Proceeds from Sales and Calls of Investment Securities

Proceeds from sales and calls of investment securities were as follows:

	For the Year Ended December 31,
(Dollars in thousands)	2025		2024		2023
Gross proceeds	$	25,797	$	70,721	$	39,901
Gross gains		189		839		-
Gross losses		145		96		8,199