Employee Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net periodic benefit cost [Abstract]
Defined contribution plan expense	$ 14,584	$ 16,052	$ 32,257	$ 31,113
Nonqualified Plan
Net periodic benefit cost [Abstract]
Service cost	357	390	713	781
Interest cost	304	308	608	616
Prior service cost (credit)	373	383	745	766
Recognized actuarial loss	(504)	(418)	(1,008)	(836)
Net periodic (income) expense	530	663	1,058	1,327
U.S. Plan | Qualified Plan
Net periodic benefit cost [Abstract]
Service cost	1,426	1,784	2,852	3,567
Interest cost	3,437	3,401	6,873	6,803
Expected return on plan assets	(7,276)	(7,245)	(14,552)	(14,490)
Prior service cost (credit)	28	53	55	106
Recognized actuarial loss	575	2,503	1,150	5,006
Net periodic (income) expense	(1,810)	496	(3,622)	992
Foreign Plan | Qualified Plan
Net periodic benefit cost [Abstract]
Service cost	1,173	1,397	2,394	2,839
Interest cost	846	695	1,730	1,363
Expected return on plan assets	(1,815)	(1,820)	(3,706)	(3,619)
Prior service cost (credit)	(130)	(162)	(264)	(330)
Recognized actuarial loss	436	989	894	1,989
Net periodic (income) expense	$ 510	$ 1,099	$ 1,048	$ 2,242