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Insurance Coverage Limit

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Total estimated recoveries from third parties associated with a loss contingency, including amounts received to date and estimated amounts recoverable.

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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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Amount of loss contingency liability.

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Number of claims settled.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.

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Amount of cash inflow from the collection of receivables related to a loss contingency.

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Amount of increase (decrease) of receivables pertaining to a loss contingency.

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

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Commitments and Contingencies - Narrative (Details) $ in Millions	1 Months Ended			3 Months Ended	12 Months Ended			104 Months Ended	116 Months Ended
	Nov. 30, 2022 USD ($)	Oct. 31, 2022 USD ($)	May 31, 2015 bbl	Dec. 31, 2024 USD ($)	Dec. 31, 2024 USD ($) lawsuit	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2024 USD ($)	Oct. 01, 2024 USD ($)
Line 901 Incident
Loss Contingencies [Line Items]
Estimated size of release (in bbl) \| bbl			2,934
Estimated size of release to reach Pacific Ocean (in bbl) \| bbl			598
Costs related to the Line 901 incident					$ (345.0)	$ (10.0)	$ (95.0)
Recoveries from insurance carriers								$ 280.0
Receivable for remaining portion of release costs probable of recovery from insurance						225.0		225.0
Aggregate total estimated costs				$ 870.0	870.0				$ 870.0
Total release costs probable of recovery				505.0	505.0				505.0
Line 901 Incident \| Trade Accounts Receivable And Other Receivables, Net
Loss Contingencies [Line Items]
Receivable for remaining portion of release costs probable of recovery from insurance						175.0		175.0
Line 901 Incident \| Other long-term assets, net
Loss Contingencies [Line Items]
Receivable for remaining portion of release costs probable of recovery from insurance						50.0		50.0
Line 901 Incident \| Current liabilities
Loss Contingencies [Line Items]
Remaining undiscounted liability				5.0	$ 5.0	$ 94.0		$ 94.0	5.0
Line 901 Incident \| 2024 Settlements \| Settled Litigation
Loss Contingencies [Line Items]
Loss contingency, claims settled, number \| lawsuit					2
Costs related to the Line 901 incident					$ 120.0
Line 901 Incident \| Class Action Lawsuit Claim of Damages \| Settled Litigation
Loss Contingencies [Line Items]
Payments for legal settlements		$ 230.0
Claim for Reimbursement From Insurance
Loss Contingencies [Line Items]
Recoveries from insurance carriers	$ 3.6
Line 901 2015 Insurance Program
Loss Contingencies [Line Items]
Recoveries from insurance carriers									275.0
Coverage limit under insurance program				500.0	500.0				500.0
Arbitration Proceedings Against Insurers, Binding Hearing in October
Loss Contingencies [Line Items]
Receivable for remaining portion of release costs probable of recovery from insurance										$ 175.0
Arbitration Proceedings Against Insurers
Loss Contingencies [Line Items]
Receivable for remaining portion of release costs probable of recovery from insurance				225.0	$ 225.0				$ 225.0	$ 225.0
Loss contingency, receivable, period increase (decrease)				225.0
Arbitration Proceedings Against Insurers, Panel Ruling In January 2025
Loss Contingencies [Line Items]
Loss contingency, receivable, period increase (decrease)				175.0
Arbitration Proceedings Against Insurers, Pending
Loss Contingencies [Line Items]
Loss contingency, receivable, period increase (decrease)				$ 50.0