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Benefit Plans - Narrative (Details)	Dec. 31, 2025	Dec. 31, 2024
Pension
Defined Benefit Plan Disclosure [Line Items]
Assumptions used calculating benefit obligation, discount rate	5.28%	5.57%
OPEB
Defined Benefit Plan Disclosure [Line Items]
Assumptions used calculating benefit obligation, discount rate	5.17%	5.51%

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- Definition

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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