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Goodwill and Other Intangible Assets - Changes in Carrying Amount of Definite-Lived Intangible Assets (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value $ 172.9 $ 169.7
Accumulated amortization (85.6) (70.7)
Net carrying value 87.3 99.0
Total intangible assets (excluding goodwill), gross carrying value 285.3 278.2
Total intangible assets (excluding goodwill), net $ 199.7 207.5
Definite-lived intangible asset, useful life 11 years  
Estimated amortization of intangibles, year one $ 15.9  
Estimated amortization of intangibles, year two 15.6  
Estimated amortization of intangibles, year three 14.7  
Estimated amortization of intangibles, year four 14.2  
Estimated amortization of intangibles, year five 8.8  
Estimated amortization of intangibles, thereafter 18.1  
Customer Relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value [1] 165.7 161.6
Accumulated amortization [1] (80.7) (66.3)
Net carrying value [1] $ 85.0 95.3
Customer Relationships | TBEI    
Finite-Lived Intangible Assets [Line Items]    
Definite-lived intangible asset, useful life 11 years  
Other Intangible Assets    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value [1] $ 7.2 8.1
Accumulated amortization [1] (4.9) (4.4)
Net carrying value [1] $ 2.3 $ 3.7
Definite-lived intangible asset, useful life 6 years  
[1] Average useful life of customer relationships and other definite-lived intangible assets are estimated to be approximately 11 years and 6 years, respectively. The average useful life across all definite-lived intangible assets is estimated to be approximately 11 years.