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Percentage Of Total Remaining Reserve

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

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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.

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Estimate of reasonably possible loss exposure in excess of amount accrued for remediation, site restoration, postclosure, monitoring commitments, or other exit costs associated with the sale, disposal or abandonment of a particular property resulting from unanticipated contamination of the assets.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount, before recovery, of expense for known and estimated future costs arising from requirement to perform environmental remediation.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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Cash outflows made during the period for environmental remediation activities.

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Commitments and Contingent Liabilities (Environmental Matters) (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Commitments and Contingencies Disclosure [Line Items]
Reserves for environmental contingencies	$ 212			$ 212		$ 222
Reserves for environmental contingencies classified as current liabilities	45			45		39
Environmental remediation charge	1	$ 16	$ (1)	17	$ 23
Payments for Environmental Liabilities	8		$ 6	18	$ 19
Outstanding letters of credit	270			270		302
Minimum
Commitments and Contingencies Disclosure [Line Items]
Unreserved loss contingencies related to environmental matters				100
Maximum
Commitments and Contingencies Disclosure [Line Items]
Unreserved loss contingencies related to environmental matters				200
New Jersey Chrome
Commitments and Contingencies Disclosure [Line Items]
Reserves for environmental contingencies	60			60		58
Glass and chemical
Commitments and Contingencies Disclosure [Line Items]
Reserves for environmental contingencies	48			48		51
Other
Commitments and Contingencies Disclosure [Line Items]
Reserves for environmental contingencies	$ 104			$ 104		$ 113
Excavation of Soil
Commitments and Contingencies Disclosure [Line Items]
Percentage of the total remaining reserve	65.00%			65.00%
Groundwater Remediation
Commitments and Contingencies Disclosure [Line Items]
Percentage of the total remaining reserve	15.00%			15.00%