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Commitments and Contingencies Narrative (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Surety Bond    
Other Commitments [Line Items]    
Aggregate estimated exposure, contracts with surety bonds $ 3,000.0  
Estimated exposure, contracts with surety bonds, RPO percentage 24.00%  
Surety bonds for insurance $ 61.7  
Other accrued expenses and liabilities    
Other Commitments [Line Items]    
Insurance liabilities, current 75.6 $ 50.8
Other long-term obligations    
Other Commitments [Line Items]    
Insurance liabilities, noncurrent 269.4 237.3
Prepaid expenses and other    
Other Commitments [Line Items]    
Anticipated insurance recoveries, current 13.5 9.2
Other assets    
Other Commitments [Line Items]    
Anticipated insurance recoveries, noncurrent $ 47.8 $ 38.7