Approximate size of referenced site.

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Loss Contingency Reimbursement rate for qualifying costs of investigation and remediation activities.

+ References

No definition available.

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- Definition

Number Of Main Remedial Components

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No definition available.

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- Definition

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

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- Definition

Amount of expense (reversal of expense) which increases (decreases) the accrual for environmental loss contingencies from revisions in estimates to existing obligations. Excludes changes related to business acquisitions, divestitures, or currency movement.

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- Definition

Carrying value of the obligation (known or estimated) arising from requirements to perform activities to remediate one or more sites, payable in twelve months or in the next operating cycle if longer.

+ References

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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.

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Amount of loss (reversal of loss) recognized for loss contingency liability. Includes, but is not limited to, effect of revision in previously reported estimate.

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- Definition

Number of plaintiffs that have filed claims pertaining to a loss contingency.

+ References

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- Definition

Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

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- Definition

Carrying amount as of the balance sheet date of known and reasonably estimable amounts of recoveries from third-parties pertaining to an entity's environmental remediation obligations. An entity's balance sheet may include several assets that relate to an environmental remediation obligation. Among them are the following: a. Receivables from other potentially responsible parties that are not providing initial funding; b. anticipated recoveries from insurers; and c. anticipated recoveries from prior owners as a result of indemnification agreements.

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Commitments and Contingencies (Narrative) (Detail) $ in Millions	1 Months Ended	3 Months Ended		12 Months Ended
	Jul. 31, 2023 plaintiff	Mar. 31, 2025 USD ($)	Sep. 30, 2014 USD ($)	Dec. 31, 2019 USD ($) component	Mar. 31, 2026 USD ($) a	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Loss Contingencies [Line Items]
Accrued environmental loss contingencies current					$ 8.2	$ 7.8
Loss from Catastrophes
Loss Contingencies [Line Items]
Loss from natural disaster, net of insurance recoveries		$ 0.0
Insurance recoveries receivable, net of deductible		$ 8.4					$ 2.8
LyondellBasell
Loss Contingencies [Line Items]
Number of victims \| plaintiff	58
Environmental Claims For A Site In Goodyear Arizona
Loss Contingencies [Line Items]
Accrual for environmental loss contingencies, revision in estimates			$ 49.0	$ 18.9
Number of main remedial components \| component				2
Estimated liability					12.0	12.9
Accrued environmental loss contingencies current					$ 7.8	7.8
Loss contingency reimbursement rate					21.00%
Other receivables					$ 1.9	$ 2.3
Environmental Claims For Crab Orchard National Wildlife Refuge Superfund Site
Loss Contingencies [Line Items]
Approximate size of referenced site \| a					55,000