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Commitments and Contingent Liabilities - Narrative (Details) $ in Millions | 12 Months Ended |
--- | --- | ---
Sep. 30, 2024 USD ($) site | Sep. 30, 2023 USD ($)
Loss Contingencies [Line Items] |  |
Number of Superfund sites designated potentially responsible party at | site | 14 |
Accrual for environmental loss contingencies, net of related receivables | $ 47.8 | $ 44.5
Asset retirement obligation, net of recoveries | 51.0 | 38.8
Asbestos Liability |  |
Loss Contingencies [Line Items] |  |
Loss contingency accrual | $ 17.8 | $ 20.0

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- Definition The carrying amount of a liability for an asset retirement obligation, net of probable expected recoveries. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References No definition available. + Details
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