Accrual for Environmental Loss Contingencies, Number Of Companies Negotiating Consent Decree

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- Definition

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

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- Definition

Indicates line item in statement of financial position that includes accrual for environmental loss contingency.

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- Definition

Amount, before recovery, of expense for known and estimated future costs arising from requirement to perform environmental remediation.

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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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COMMITMENTS AND CONTINGENCIES (Details) $ in Millions	3 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) $ in Millions	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)	Feb. 29, 2020 company
Schedule of Equity Method Investments [Line Items]
Accrual for environmental loss contingencies, number of companies negotiating consent decree \| company				3
Accrued probable future environmental expenditures	$ 151.7		$ 157.2
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other current liabilities, Other Liabilities, Noncurrent		Accrued expenses and other current liabilities, Other Liabilities, Noncurrent
Expense related to environmental activities	$ 4.0	$ 1.4
Calvert City
Schedule of Equity Method Investments [Line Items]
Accrued probable future environmental expenditures	$ 143.7