Retirement Benefits - Weighted Average Actuarial Assumptions Used to Determine Costs for the Plans (Details)	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Pension Benefit Plans \| United States
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.09%	2.52%
Investment return assumption	7.87%	6.76%
Pension Benefit Plans \| Non U.S.
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.68%	1.68%
Investment return assumption	6.18%	4.78%
Postretirement Health Care Benefits Plan
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.05%	2.78%
Investment return assumption	8.00%	6.90%

Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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- Definition

Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-8

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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