Retirement Benefits - Weighted Average Actuarial Assumptions Used to Determine Benefit Obligations for the Plans (Details)	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Pension Benefit Plans | United States
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.01%	5.20%	2.98%
Pension Benefit Plans | Non U.S.
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.30%	4.60%	1.82%
Future compensation increase rate	0.67%	0.67%
Postretirement Health Care Benefits Plan
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.92%	5.10%