v3.26.1
Employee Benefit Plans (Tables)
 6 Months Ended
Jun. 30, 2026
Retirement Benefits [Abstract]  
Schedule of Defined Benefit Plans Disclosures
The net periodic pension cost for the Pension Plan consisted of the following components:

Three months ended June 30, Six months ended June 30,
2026202520262025
(dollars in thousands)
Interest cost$728 $767 $1,457 $1,535 
Expected return on plan assets(1,041)(978)(2,083)(1,956)
Net periodic pension cost$(313)$(211)$(626)$(421)

The net periodic benefit for the Postretirement Plan consisted of the following components:

Three months ended June 30, Six months ended June 30,
2026202520262025
(dollars in thousands)
Interest cost$7 $8 $14 $17 
Net accretion and deferral(85)(135)(222)(271)
Net periodic postretirement benefit$(78)$(127)$(208)$(254)