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Legal Proceedings and Other Contingencies Legal Proceedings and Other Contingencies (Details) - Almasy, et al. v. Norfolk Southern Corp $ in Millions |  | 9 Months Ended
--- | --- | ---
Feb. 03, 2025 plaintiff defendant | Sep. 30, 2025 USD ($) individual_resident
Other Commitments [Line Items] |  |
Number of individual residents | individual_resident |  | 40
Litigation Settlement, Amount Awarded to Other Party | $ |  | $ 600.0
Loss Contingency, Number of Plaintiffs | 750 |
Loss Contingency, Number Of Plaintiffs Opted Out Of Prior Settlement Agreements | 184 |
Loss Contingency, Number of Defendants | defendant | 60 |
Loss Contingency, Number Of Plaintiffs Opted Into Prior Settlement Agreements | 550 |

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