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Pension and Postretirement Benefit Costs - Narrative (Details) $ in Millions	Sep. 30, 2025 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Termination, Final Contribution Amount	$ 5.0
Letter of Credit Release	$ 37.0

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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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