v3.26.1
RETIREMENT PLANS (Tables)
6 Months Ended
Jun. 30, 2026
RETIREMENT PLANS  
Schedule of components of the plan's net periodic pension cost

The Company recorded the net periodic benefit cost identified below (in thousands):

Three months ended

  ​

Six months ended

June 30, 2026

  ​ ​

June 30, 2025

  ​ ​ ​

June 30, 2026

  ​ ​

June 30, 2025

Pension benefits

Postretirement benefits

Pension benefits

Postretirement benefits

Pension benefits

Postretirement benefits

Pension benefits

Postretirement benefits

Operating expense

Service cost

$

17

$

16

$

20

$

19

$

34

$

31

$

40

$

38

Non-operating expense

Interest cost

791

49

795

49

1,582

97

1,591

98

Expected return on plan assets

 

(626)

 

(749)

 

 

(1,252)

 

(1,500)

 

Amortization of unrecognized actuarial gain

(122)

(16)

(44)

(14)

(244)

(33)

(87)

(27)

Net periodic pension expense

$

60

$

49

$

22

$

54

$

120

$

95

$

44

$

109