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Provisions (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Reconciliation of changes in other provisions [abstract]    
Beginning balance $ 43.2  
Provisions 22.9  
Reversal of prior year provisions (7.5)  
Payments/usage (13.4)  
Accretion, foreign exchange and other (0.1)  
Ending balance 45.1  
Current 17.1 $ 19.0
Non-current 28.0  
Total provisions 45.1  
Restructuring    
Reconciliation of changes in other provisions [abstract]    
Beginning balance 4.7  
Provisions 10.3  
Reversal of prior year provisions (0.5)  
Payments/usage (8.4)  
Accretion, foreign exchange and other 0.0  
Ending balance 6.1  
Current 6.1  
Non-current 0.0  
Total provisions 6.1  
Warranty    
Reconciliation of changes in other provisions [abstract]    
Beginning balance 28.8  
Provisions 11.9  
Reversal of prior year provisions (7.0)  
Payments/usage (4.8)  
Accretion, foreign exchange and other 0.1  
Ending balance 29.0  
Current 10.2  
Non-current 18.8  
Total provisions 29.0  
Legal    
Reconciliation of changes in other provisions [abstract]    
Beginning balance 0.8  
Provisions 0.0  
Reversal of prior year provisions 0.0  
Payments/usage 0.0  
Accretion, foreign exchange and other 0.0  
Ending balance 0.8  
Current 0.8  
Non-current 0.0  
Total provisions 0.8  
Other    
Reconciliation of changes in other provisions [abstract]    
Beginning balance 8.9  
Provisions 0.7  
Reversal of prior year provisions 0.0  
Payments/usage (0.2)  
Accretion, foreign exchange and other (0.2)  
Ending balance 9.2  
Current 0.0  
Non-current 9.2  
Total provisions $ 9.2