XML 62 R53.htm IDEA: XBRL DOCUMENT v3.23.3
Pension Plan (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Retirement Benefits [Abstract]        
Service cost $ 194 $ 269 $ 582 $ 807
Interest cost on projected benefit obligation 911 537 2,733 1,611
Expected return on plan assets (1,032) (1,324) (3,096) (3,972)
Net amortization and deferral 532 647 1,597 1,941
Net periodic pension cost $ 605 $ 129 $ 1,816 $ 387