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Pension and Supplemental Executive Retirement Plans (Tables)
9 Months Ended
Sep. 30, 2024
Retirement Benefits [Abstract]  
Schedule of Activity in the Defined Benefit Plan
The following table presents information pertaining to the activity in our defined benefit pension plan, using the latest available actuarial valuations with a measurement date of September 30, 2024 and 2023 for the periods shown:

Three Months Ended September 30,Nine Months Ended September 30,
(Dollars in thousands)2024202320242023
Interest cost$113 $113 339 339 
Expected return on plan assets(157)(164)(471)(492)
Amortization of net actuarial loss43 29 129 87 
     Net periodic benefit income$(1)$(22)$(3)$(66)
Contributions paid$— $— $— $—