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EMPLOYEE RETIREMENT PLANS (Tables)
12 Months Ended
Dec. 31, 2025
EMPLOYEE RETIREMENT PLANS  
Schedule of pension plan weighted average assets allocation

Plan Assets at December 31, 

 

  ​ ​ ​

2025

  ​ ​ ​

2024

 

Asset Category:

 

  ​

 

  ​

Equity Securities

 

57

%  

59

%

Fixed Income Securities

 

36

%  

31

%

Other

 

7

%  

10

%

Total

 

100

%  

100

%

Schedule of funded status of pension plans

Defined Benefit Pension Plan

Supplemental Pension Plan

 

  ​ ​ ​

2025

  ​ ​ ​

2024

  ​ ​ ​

2025

  ​ ​ ​

2024

Discount rate for determining funded status

 

5.45

%  

5.65

%  

5.41

%  

5.65

%

Schedule of change in benefit obligation and plan assets

Defined Benefit Pension Plan

Supplemental Pension Plan

  ​ ​ ​

2025

  ​ ​ ​

2024

  ​ ​ ​

2025

  ​ ​ ​

2024

(Dollars in thousands)

Change in projected benefit obligation

 

  ​

 

  ​

 

  ​

 

  ​

Projected benefit obligation, beginning of year

$

38,493

$

40,411

$

10,940

$

11,609

Service cost

 

196

 

427

 

 

Interest cost

 

1,905

 

1,995

 

572

 

561

Actuarial (gain) loss

 

(831)

 

(1,592)

 

168

 

(885)

Benefits paid

 

(2,765)

 

(2,748)

 

(346)

 

(345)

Projected benefit obligation, end of year

$

36,998

$

38,493

$

11,334

$

10,940

Change in plan assets

 

 

 

  ​

 

  ​

Fair value of plan assets, beginning of year

$

39,017

$

38,041

$

$

Actual return on plan assets

 

4,199

 

4,151

 

 

Administrative expenses

 

(196)

 

(427)

 

 

Contributions

 

 

 

346

 

345

Benefits paid

 

(2,765)

 

(2,748)

 

(346)

 

(345)

Fair value of plan assets, end of year

$

40,255

$

39,017

$

$

Funded status of plan

$

3,257

$

524

$

(11,334)

$

(10,940)

Amounts recognized in the consolidated balance sheets consist of:

 

  ​

 

  ​

 

  ​

 

  ​

Other assets

$

3,257

$

$

$

Accrued liabilities - other

(547)

(528)

Long-term pension liability

 

 

524

 

(10,787)

 

(10,412)

Net amount recognized

$

3,257

$

524

$

(11,334)

$

(10,940)

Amounts recognized in accumulated other comprehensive loss consist of:

 

  ​

 

  ​

 

  ​

 

  ​

Accumulated loss, net of income tax benefit of $1,381, $2,012, $223, and $179, respectively

$

3,931

$

5,729

$

634

$

510

Prior service cost, net of income tax benefit of $0, $0, $3 and $8, respectively

 

 

 

9

 

24

Net amount recognized

$

3,931

$

5,729

$

643

$

534

Schedule of net periodic pension cost

Defined Benefit Pension Plan

  ​ ​ ​

Supplemental Pension Plan

 

  ​ ​ ​

2025

  ​ ​ ​

2024

  ​ ​ ​

2025

  ​ ​ ​

2024

 

Discount rate for projected benefit obligation

 

5.65

%  

5.15

%  

5.65

%  

5.16

%

Discount rate for determining interest cost

 

5.34

%  

5.08

%  

5.39

%  

5.08

%

Long-term rate of return on plan assets

 

6.75

%  

6.75

%  

 

Schedule of company's pension expense

2025

  ​ ​ ​

2024

(Dollars in thousands)

Service cost

$

196

$

427

Interest cost

 

2,477

 

2,556

Expected return on plan assets

 

(2,530)

 

(2,437)

Net amortization and deferral

 

148

 

416

Pension expense

$

291

$

962

Schedule of projected benefit payments for the plans

Projected benefit payments for the plans at December 31, 2025, were estimated as follows:

  ​ ​ ​

Defined Benefit 

  ​ ​ ​

Supplemental

Pension Plan

Pension Plan

(Dollars in thousands)

2026

$

2,922

$

548

2027

$

3,004

$

646

2028

$

3,037

$

897

2029

$

2,991

$

923

2030

$

2,994

$

965

2031 - 2035

$

13,584

$

4,714

Schedule of fair value hierarchy

December 31, 2025

Quoted Prices

Significant

Significant

in Active Markets

Observable Inputs

Unobservable Inputs

  ​ ​ ​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

  ​ ​ ​

Total

(Dollars in thousands)

Common stocks

$

16,270

$

-

$

-

$

16,270

Preferred stocks

 

204

 

-

 

-

 

204

Exchange traded funds

 

6,619

 

-

 

-

 

6,619

Corporate obligations

 

-

 

3,517

 

-

 

3,517

Pooled fixed income funds

 

10,298

 

-

 

-

 

10,298

U.S. government securities

 

-

 

588

 

-

 

588

Cash and cash equivalents

 

2,725

 

-

 

-

 

2,725

Total

$

36,116

$

4,105

$

-

$

40,221

Other assets (1)

 

  ​

 

  ​

 

34

Total

 

  ​

 

  ​

$

40,255

(1)This category represents trust receivables that are not leveled.

December 31, 2024

Quoted Prices

Significant

Significant

in Active Markets

Observable Inputs

Unobservable Inputs

  ​ ​ ​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

  ​ ​ ​

Total

(Dollars in thousands)

Common stocks

$

16,838

$

$

$

16,838

Preferred stocks

 

205

 

 

 

205

Exchange traded funds

 

5,883

 

 

 

5,883

Corporate obligations

 

 

3,875

 

 

3,875

Pooled fixed income funds

 

7,610

 

 

 

7,610

U.S. government securities

 

 

663

 

 

663

Cash and cash equivalents

 

3,943

 

 

 

3,943

Total

$

34,479

$

4,538

$

$

39,017