Post Retirement Benefit Plans - Assumptions (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Japan
Employee Benefit Plans
Annual discount rate—defined benefit obligation	1.40%	1.10%	0.90%
Annual discount rate—defined benefit cost	1.10%	0.90%	0.40%
Expected return on plan assets (as a percent)	0.00%	0.00%	0.00%
Expected rate of compensation increase (as a percent)	3.00%	3.00%	3.00%
France
Employee Benefit Plans
Annual discount rate—defined benefit obligation	3.30%	3.20%	3.80%
Annual discount rate—defined benefit cost	3.20%	3.80%	1.00%
Expected return on plan assets (as a percent)	3.00%	3.00%	3.00%
Expected rate of compensation increase (as a percent)	3.00%	3.00%	3.00%
Switzerland
Employee Benefit Plans
Annual discount rate—defined benefit obligation	1.00%	1.40%	2.40%
Annual discount rate—defined benefit cost	1.40%	2.40%	0.40%
Expected return on plan assets (as a percent)	2.80%	2.70%	1.20%
Expected rate of compensation increase (as a percent)	2.00%	2.20%	2.30%
Germany
Employee Benefit Plans
Annual discount rate—defined benefit obligation	3.10%	3.60%	3.90%
Annual discount rate—defined benefit cost	3.60%	3.90%	0.80%
Expected return on plan assets (as a percent)	0.00%	0.00%	0.00%
Expected rate of compensation increase (as a percent)	2.60%	2.60%	2.60%
Italy
Employee Benefit Plans
Annual discount rate—defined benefit obligation	3.40%
Annual discount rate—defined benefit cost	3.60%
Expected return on plan assets (as a percent)	0.00%
Expected rate of compensation increase (as a percent)	3.00%