Commitments and Contingencies - Narrative (Details) $ in Millions |
Mar. 31, 2026
USD ($)
site
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|---|---|
| Loss Contingencies [Line Items] | |
| Sites identified | 346 |
| Sites subject of actions taken by US government | 29 |
| Sites on superfund national priorities list | 17 |
| Personal Injury | Minimum | |
| Loss Contingencies [Line Items] | |
| Loss contingency, estimate of possible loss | $ | $ 406 |
| Personal Injury | Maximum | |
| Loss Contingencies [Line Items] | |
| Loss contingency, estimate of possible loss | $ | $ 523 |
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- Definition Sites identified at which Railroad is or may be liable for remediation costs associated with alleged contamination or for violations of environmental requirements. No definition available.
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- Definition Sites on the Superfund National Priorities List. No definition available.
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- Definition Sites subject of actions taken by the U.S. government. No definition available.
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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