Pension and Postretirement Benefits - Schedule of Weighted-Average Assumptions Used to Determine Projected Benefit Obligation and Periodic Benefit Cost (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Guaranteed minimum rate	4.78%	4.45%	4.45%	3.00%
Pension plans
Defined Benefit Plan Disclosure [Line Items]
Discount rate for determining projected benefit obligation at December 31	5.23%	4.57%	4.83%
Discount rate in effect for determining service cost	3.76%	3.82%	1.64%
Discount rate in effect for determining interest cost	4.56%	4.76%	2.05%
Weighted average expected long-term return on plan assets	5.70%	5.60%	5.32%
Rate of compensation increase for determining projected benefit obligation at December 31	2.88%	2.87%	2.89%
Rate of compensation increase for determining net pension cost	3.05%	2.97%	2.81%
Pension plans | Maximum
Defined Benefit Plan Disclosure [Line Items]
Interest credit rates for cash balance	4.78%	4.45%	4.45%
Pension plans | Minimum
Defined Benefit Plan Disclosure [Line Items]
Interest credit rates for cash balance	4.78%	4.02%	3.94%
Postretirement benefit obligations
Defined Benefit Plan Disclosure [Line Items]
Discount rate for determining projected benefit obligation at December 31	4.77%	4.81%	4.70%
Discount rate in effect for determining interest cost	4.95%	4.71%	2.00%