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Discontinued Operation and Dispositions - Classes of Assets and Liabilities (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Assets:    
Current assets of discontinued operations $ 0.0 $ 15.9
Liabilities    
Current liabilities of discontinued operations $ 0.0 2.3
Engineered Materials | Discontinued Operations, Disposed of by Sale    
Assets:    
Accounts receivable   3.8
Inventories   3.1
Property, plant and equipment   7.6
Other intangible assets   1.2
Other assets   0.2
Current assets of discontinued operations   15.9
Liabilities    
Accounts payable   1.4
Accrued expenses   0.9
Current liabilities of discontinued operations   $ 2.3