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Intangible Assets, Net (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Intangible assets subject to amortization:      
Intangible assets subject to amortization, Gross Carrying Amount $ 753.8   $ 748.9
Intangible assets subject to amortization, Accumulated Amortization (545.9)   (536.0)
Intangible assets not subject to amortization:      
Intangible assets not subject to amortization, Gross Carrying Amount 778.2   768.2
Intangible assets      
Intangible assets, Gross Carrying Amount 1,532.0   1,517.1
Amortization expense for intangible assets 10.3 $ 11.8  
Changes in intangible assets due to foreign currency translation gains (losses) (1.0) $ 0.2  
Summary of estimated aggregate amortization expense for each of the succeeding five years and thereafter      
2024 (remaining nine months) 30.6    
2025 36.7    
2026 27.3    
2027 26.6    
2028 25.1    
Thereafter 61.6    
Total 207.9    
Cooksey Iron & Metal Company      
Intangible assets      
Intangible assets recorded in connection with acquisition 14.1    
Trade names | Cooksey Iron & Metal Company      
Intangible assets      
Intangible assets not subject to amortization $ 8.0    
Customer lists/relationships      
Intangible assets subject to amortization:      
Weighted average amortizable life in years 14 years    
Intangible assets subject to amortization, Gross Carrying Amount $ 721.4   716.0
Intangible assets subject to amortization, Accumulated Amortization $ (529.8)   (520.5)
Backlog of orders      
Intangible assets subject to amortization:      
Weighted average amortizable life in years 7 years 10 months 24 days    
Intangible assets subject to amortization, Gross Carrying Amount $ 22.3   22.9
Intangible assets subject to amortization, Accumulated Amortization $ (6.6)   (6.0)
Other      
Intangible assets subject to amortization:      
Weighted average amortizable life in years 9 years 4 months 24 days    
Intangible assets subject to amortization, Gross Carrying Amount $ 10.1   10.0
Intangible assets subject to amortization, Accumulated Amortization $ (9.5)   $ (9.5)