Other Restructuring Costs, Abandonment Of Capital Projects

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Other Restructuring Costs, Bonus Accrual

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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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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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Restructuring and Other Charges - Narrative (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring accrual	$ 1.0			$ 1.0		$ 10.4
Asset impairment	16.3	$ 9.2	$ 22.1	16.3	$ 31.3
Severance cost	7.5	3.8		11.8	4.2
Loss on abandonment of capital projects		14.1			14.1
Bonus accrual		10.4			10.4
General and Administrative Expense
Restructuring Cost and Reserve [Line Items]
Bonus accrual		6.6			6.6
Operating Expense
Restructuring Cost and Reserve [Line Items]
Bonus accrual		3.8			3.8
Operating Segments \| Refining
Restructuring Cost and Reserve [Line Items]
Severance cost	$ 0.0	$ 0.0		$ 0.3	$ 0.4