v3.25.4

Employee Retirement Plans and Postretirement Benefits - Weighted Average Assumptions (Details)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Pension
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.41%	4.74%	5.01%
Rate of compensation increase	2.00%	2.00%	2.00%
Expected return on plan assets	5.70%	5.47%	4.91%
Discount rate	5.31%	5.41%
Rate of compensation increase	2.00%	2.00%
OPEB
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.15%	4.64%	4.90%
Discount rate	4.95%	5.15%
OPEB \| Maximum
Defined Benefit Plan Disclosure [Line Items]
Health care cost trend rate	7.00%	6.75%	6.50%
OPEB \| Maximum \| Determining PBO
Defined Benefit Plan Disclosure [Line Items]
Health care cost trend rate	7.50%	7.00%
OPEB \| Minimum
Defined Benefit Plan Disclosure [Line Items]
Health care cost trend rate	3.57%	3.57%	3.57%
OPEB \| Minimum \| Determining PBO
Defined Benefit Plan Disclosure [Line Items]
Health care cost trend rate	3.57%	3.57%

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

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Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

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

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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.

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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.

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Ultimate trend rate for health care cost for defined benefit postretirement plan.

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