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Contingencies (Details)
$ in Millions
 3 Months Ended
Mar. 31, 2021
USD ($)
superfundSites
Loss Contingencies [Line Items]  
Number of Superfund sites for which company may be liable | superfundSites 1
Outstanding letters of credit $ 13.8
Workers Compensation Insurance Claims  
Loss Contingencies [Line Items]  
Insurance deductible amount 1.0
General Liability Insurance Claims  
Loss Contingencies [Line Items]  
Insurance deductible amount 3.0
Auto Liability Insurance Claims  
Loss Contingencies [Line Items]  
Insurance deductible amount 0.3
Insurance Claims  
Loss Contingencies [Line Items]  
Loss contingency accrual $ 37.0