XML 65 R55.htm IDEA: XBRL DOCUMENT v3.24.3
Pension Plans - Schedule of components of net periodic pension cost (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Retirement Benefits [Abstract]        
Service cost $ 3,514 $ 3,641 $ 10,354 $ 11,166
Interest cost 1,464 1,552 4,335 4,713
Expected return on plan assets (1,410) (1,276) (4,197) (3,865)
Recognized actuarial gain (97) (101) (290) (304)
Net periodic pension cost $ 3,471 $ 3,816 $ 10,202 $ 11,710