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Leases (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Operating Lease Cost [Abstract]      
Operating lease cost $ 15.2 $ 15.2 $ 15.5
Short-term lease cost 0.1 0.1 1.1
Total 15.3 15.3 $ 16.6
Operating cash flows information [Abstract]      
Cash paid for amounts included in the measurement of lease liabilities 16.0    
Non-cash activity [Abstract]      
Right-of-use assets obtained in the exchange for operating lease liabilities $ 11.5    
Weighted Average Remaining Lease Term and Discount Rates [Abstract]      
Weighted-average remaining operating lease term 7 years 2 months 19 days    
Weighted-average operating leases discount rate 5.00%    
Outstanding Lease Assets and Liabilities [Abstract]      
Right-of-use asset $ 49.6 $ 50.9  
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Other Assets, Noncurrent Other Assets, Noncurrent  
Lease liability - current $ 11.7 $ 11.7  
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Other Liabilities, Current Other Liabilities, Current  
Lease liability - non-current $ 47.2 $ 49.2  
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Other Liabilities, Noncurrent Other Liabilities, Noncurrent  
Future Minimum Lease Payments [Abstract]      
2022 $ 14.3    
2023 12.1    
2024 9.5    
2025 8.0    
2026 7.4    
Thereafter 19.3    
Total future minimum lease payments 70.6    
Less imputed interest (11.7)    
Total $ 58.9    
Minimum [Member]      
Leases [Abstract]      
Remaining lease term 1 year    
Maximum [Member]      
Leases [Abstract]      
Remaining lease term 50 years