Employee Benefit Plans - MEC - Plan Assumptions (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Healthcare cost trend rate assumed for next year	7.00%	6.44%
Rate that the cost trend rate gradually declines to	5.00%	5.00%
Other Postretirement
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.73%	5.35%	4.54%
Discount rate	5.35%	5.58%	2.95%
Expected return on plan assets	5.71%	5.84%	4.20%
MEC
Defined Benefit Plan Disclosure [Line Items]
Healthcare cost trend rate assumed for next year	7.00%	6.20%
Rate that the cost trend rate gradually declines to	5.00%	5.00%
Year that the rate reaches the rate it is assumed to remain at	2033	2028
MEC | Other Postretirement
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.70%	5.45%	5.60%
Discount rate	5.45%	5.60%	2.95%
Expected return on plan assets	6.65%	6.80%	5.30%
U.S. | Pension
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.77%	5.36%	5.65%
Rate of compensation increase	3.00%	3.00%	3.00%
Interest crediting rates for cash balance plan, year one	4.65%	4.19%	3.25%
Interest crediting rates for cash balance plan, year two	4.41%	4.58%	4.25%
Interest crediting rates for cash balance plan, year three	4.41%	4.58%	4.25%
Interest crediting rates for cash balance plan, year four	3.99%	3.73%	3.65%
Interest crediting rates for cash balance plan, year five		3.73%	3.65%
Interest crediting rates for cash balance plan, year six			3.65%
Discount rate	5.36%	5.65%	2.98%
Expected return on plan assets	6.19%	6.10%	4.30%
Rate of compensation increase	3.00%	3.00%	2.75%
Interest crediting rates for cash balance plan	4.65%	4.19%	3.25%
U.S. | MEC | Pension
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.75%	5.45%	5.70%
Rate of compensation increase	3.00%	3.00%	3.00%
Interest crediting rates for cash balance plan, year one	3.81%	3.50%	3.74%
Interest crediting rates for cash balance plan, year two	3.81%	3.50%	3.74%
Interest crediting rates for cash balance plan, year three	3.81%	3.50%	3.74%
Interest crediting rates for cash balance plan, year four	3.81%	3.50%	3.74%
Interest crediting rates for cash balance plan, year five		3.50%	3.74%
Interest crediting rates for cash balance plan, year six			3.74%
Discount rate	5.45%	5.70%	3.05%
Expected return on plan assets	6.55%	6.35%	4.30%
Rate of compensation increase	3.00%	3.00%	2.75%
Interest crediting rates for cash balance plan	3.81%	3.50%	3.74%
After-tax | MEC | Other Postretirement
Defined Benefit Plan Disclosure [Line Items]
Expected return on plan assets	5.45%	5.52%	4.21%