The amount of expense during a period related to right of way contractual agreements.

No definition available.

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- Definition

The percent of a statutory interest rate applied to a litigation settlement.

+ References

No definition available.

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- Definition

Litigation Settlement, Amount Vacated

+ References

No definition available.

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- Definition

Site Contingency, Number of Sites Needing Remediation

+ References

No definition available.

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- Definition

Total costs accrued as of the balance sheet date for environmental loss contingencies.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Amount awarded to other party in judgment or settlement of litigation.

+ References

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Interest expense (income) directly attributable to an award in settlement of litigation.

+ References

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- Definition

Amount of loss contingency liability.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 450
-SubTopic 20
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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

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- Definition

Number of pending claims pertaining to a loss contingency.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
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- Definition

The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
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- Definition

Cash outflows made during the period for environmental remediation activities.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
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-Section 45
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- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Regulatory Matters, Commitments, Contingencies And Environmental Liabilities Narrative (Details)											3 Months Ended
	Feb. 23, 2026 USD ($)	Nov. 17, 2025 USD ($)	Jan. 09, 2025 USD ($)	Oct. 17, 2023 USD ($) Rate	Dec. 02, 2022 USD ($)	Dec. 16, 2021 USD ($)	Mar. 18, 2021 USD ($)	Aug. 17, 2020 USD ($)	Aug. 01, 2020 USD ($)	Jul. 07, 2011 USD ($)	Mar. 31, 2026 USD ($) sites claim	Mar. 31, 2025 USD ($)	Dec. 31, 2025 USD ($)
Accrual for Environmental Loss Contingencies											$ 477,000,000		$ 416,000,000
Loss Contingency, Estimate of Possible Loss											58,000,000
Litigation Settlement, Expense					$ 161,000,000
Payments for Environmental Liabilities											6,000,000	$ 2,000,000
ROW Expense											15,000,000	$ 16,000,000
New York Motor Fuel Excise Tax Audit
Loss Contingency, Damages Sought, Value											20,000,000
Proposed Civil Penalty
Payments for Legal Settlements							$ 20,000,000
Litigation Settlement, Expense						$ 40,000,000
Related To Deductibles
Loss Contingency Accrual, at Carrying Value											$ 268,000,000		$ 324,000,000
Sunoco, Inc.
Loss Contingency, Pending Claims, Number \| claim											2
Sunoco
Site Contingency, Number of Sites Needing Remediation \| sites											31
Rover \| Ohio Department of Taxation
Loss Contingency, Estimate of Possible Loss											$ 345,000,000
Cline Class Action
Litigation Settlement, Expense	$ 5,000,000
Interest Statutory Rate \| Rate				12.00%
Cline Class Action \| Additional Interest
Litigation Settlement Interest				$ 23,000,000
Cline Class Action \| Actual Damages
Litigation Settlement, Amount Awarded to Other Party	$ 104,000,000			104,000,000
Cline Class Action \| punitive damages
Litigation Settlement, Amount Awarded to Other Party				$ 75,000,000
Litigation Settlement, Amount Vacated		$ 75,000,000
Cline Class Action \| Actual Damages
Payments for Legal Settlements								$ 81,000,000	$ 75,000,000
Cline Class Action \| punitive damages
Payments for Legal Settlements								$ 75,000,000
Massachusetts Attorney General
Legal Fees										$ 18,000,000
State of Oklahoma Matter
Loss Contingency, Damages Sought, Value			$ 75,000