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Telford Fire Safety Remediation (Details) - Telford Fire Safety Remediation - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
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Restructuring Cost and Reserve [Line Items] |  |
Estimated environmental liability | $ 226.0 | $ 192.0
Current portion of estimated environmental liability | $ 110.0 | $ 82.0

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