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Benefit Plans Net Periodic Pension Costs (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined Benefit Plan, Service Cost | $ 15,100 | $ 20,705 | $ 21,056
Defined Benefit Plan, Interest Cost | 25,042 | 8,635 | 5,549
Defined Benefit Plan, Expected Return (Loss) on Plan Assets | 40,207 | 42,497 | 41,485
Amortization of Actuarial (Gains) Losses and Plan Amendments | 8,177 | 16,896 | 24,529
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | $ 8,112 | $ 3,739 | 9,649
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] | Other Nonoperating Income (Expense) | Other Nonoperating Income (Expense) |
Pension Plan [Member] | US Pension Benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined Benefit Plan, Service Cost | $ 1,155 | $ 1,665 | 1,498
Defined Benefit Plan, Interest Cost | 5,023 | 2,696 | 2,194
Defined Benefit Plan, Expected Return (Loss) on Plan Assets | 5,532 | 6,189 | 5,974
Amortization of Actuarial (Gains) Losses and Plan Amendments | 2,192 | 2,337 | 2,916
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | 2,838 | 509 | 634
Pension Plan [Member] | Non-US Pension Benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined Benefit Plan, Service Cost | 13,945 | 19,040 | 19,558
Defined Benefit Plan, Interest Cost | 19,991 | 5,927 | 3,347
Defined Benefit Plan, Expected Return (Loss) on Plan Assets | 34,675 | 36,308 | 35,511
Amortization of Actuarial (Gains) Losses and Plan Amendments | 6,061 | 14,665 | 21,725
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | 5,322 | 3,324 | 9,119
Other Postretirement Benefits Plan [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined Benefit Plan, Service Cost | 0 | 0 | 0
Defined Benefit Plan, Interest Cost | 28 | 12 | 8
Amortization of Actuarial (Gains) Losses and Plan Amendments | (76) | (106) | (112)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | $ (48) | $ (94) | $ (104)

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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 3A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480535/715-20-45-3A Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-18 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (h)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-6 + Details
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