Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Impact of Adopting ASU 2017-07 ASC 715 Compensation-Retirement Benefits	$ 4,300	$ 2,500
Defined Benefit Plan, Service Cost	5,406	5,319
Defined Benefit Plan, Interest Cost	2,235	1,400
Defined Benefit Plan, Expected Return (Loss) on Plan Assets	(10,971)	(10,466)
Defined Benefits Plan Net amortization and deferral	(1,095)	(471)
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)	5,488	7,000
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	1,063	2,782
Pension Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year	28,200
Pension Plan [Member] | Foreign Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Service Cost	4,990	4,945
Defined Benefit Plan, Interest Cost	1,558	850
Defined Benefit Plan, Expected Return (Loss) on Plan Assets	(9,424)	(8,972)
Defined Benefits Plan Net amortization and deferral	(1,095)	(471)
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)	4,930	6,299
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	959	2,651
Pension Plan [Member] | UNITED STATES
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Service Cost	416	374
Defined Benefit Plan, Interest Cost	674	548
Defined Benefit Plan, Expected Return (Loss) on Plan Assets	(1,547)	(1,494)
Defined Benefits Plan Net amortization and deferral	0	0
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)	584	729
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	127	157
Other Postretirement Benefits Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Service Cost	0	0
Defined Benefit Plan, Interest Cost	3	2
Defined Benefit Plan, Expected Return (Loss) on Plan Assets	0	0
Defined Benefits Plan Net amortization and deferral	0	0
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)	(26)	(28)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	(23)	$ (26)
Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year	$ 100