XML 116 R96.htm IDEA: XBRL DOCUMENT v3.24.0.1
Retirement Plans and Other Post-Retirement Benefits - Summary of Net Periodic Benefit (Income) Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 0 $ 0  
Interest cost 1,417 1,054 $ 974
Amortization of prior service cost 23 43 48
Amortization of actuarial loss (gain) 81 653 790
One-time settlement charge 633 0 0
Total net periodic benefit expense 2,154 1,750 1,812
Other Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 11 15 29
Interest cost 178 131 127
Amortization of prior service cost 21 104 (233)
Amortization of actuarial loss (gain) (51) 0 47
Total net periodic benefit expense $ 159 $ 250 $ (30)