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Acquisitions and Discontinued Operations - Discontinued Operations (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Loss from discontinued operations, net of benefit for income taxes of $1.3 and $0.8 $ (4.3) $ (3.1)
Sale of Highway Products    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax (5.6) (3.9)
Loss from discontinued operations, net of benefit for income taxes of $1.3 and $0.8 $ (4.3) $ (3.1)