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Commitment and Contingencies - Narrative (Details) $ in Millions	1 Months Ended	9 Months Ended		12 Months Ended	289 Months Ended
	Sep. 30, 2025 USD ($) case	Sep. 30, 2025 USD ($) case	Sep. 30, 2024 USD ($)	Aug. 31, 2025 USD ($)	Sep. 30, 2025 USD ($) case
Asbestos-Related Damages
Loss Contingencies [Line Items]
Pending claims, approximate number | case	873	873			873
Payment for settled claims and awards related damages, including interest					$ 102.8
Loss contingency accrual	$ 127.5	$ 127.5			$ 127.5
Discontinued Operations | Asbestos-Related Damages and Legal Costs
Loss Contingencies [Line Items]
Loss contingency payments		$ 10.8	$ 10.3
Discontinued Operations | Asbestos-Related Damages
Loss Contingencies [Line Items]
Incremental pre-tax provision	$ 44.4
Minimum | Asbestos-Related Damages
Loss Contingencies [Line Items]
Loss contingency, increase (decrease) of estimated possible loss				$ 27.9
Minimum | Asbestos-Related Legal Costs
Loss Contingencies [Line Items]
Estimate of possible loss				48.5
Maximum | Asbestos-Related Damages
Loss Contingencies [Line Items]
Estimate of possible loss				275.9
Loss contingency, increase (decrease) of estimated possible loss				65.1
Maximum | Asbestos-Related Legal Costs
Loss Contingencies [Line Items]
Estimate of possible loss				$ 115.3

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