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Pension Plans and Other Benefits - Changes in Defined Benefit Obligations and Plan Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Change in projected benefit obligation:      
Benefit obligation at beginning of period $ 299.5    
Defined Benefit Plan, Service Cost 0.1 $ 0.1  
Projected benefit obligation at end of period   299.5  
Change in plan assets:      
Fair value at beginning of period 345.6    
Company contribution 0.1 0.2  
Fair value at end of period 157.1 345.6  
Funded status of the plans as of the end of period 18.6    
Amounts recognized in the consolidated balance sheets:      
Noncurrent liabilities (119.7) (103.3)  
Amounts recognized in accumulated other comprehensive (income) loss      
Prior service cost (13.2) (14.1)  
Accumulated benefit obligation for the defined benefit pension plans 119.6 299.1  
Pension Settlement $ (42.4) (41.9) $ 0.0
Fixed Income Securities      
Amounts recognized in accumulated other comprehensive (income) loss      
Allocation percentage 75.00%    
Equity Securities      
Amounts recognized in accumulated other comprehensive (income) loss      
Allocation percentage 20.00%    
Cash      
Amounts recognized in accumulated other comprehensive (income) loss      
Allocation percentage 5.00%    
North American Pension Plan      
Change in projected benefit obligation:      
Benefit obligation at beginning of period $ 294.3 739.6  
Defined Benefit Plan, Service Cost 2.8 4.2  
Defined Benefit Plan, Interest Cost 11.1 16.8  
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) 3.3 (158.8)  
Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss) 2.0 (19.0)  
Benefits paid and transfers (190.4) (322.2)  
Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment 5.8 0.0  
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment (9.3) 38.9  
Projected benefit obligation at end of period 119.6 294.3 739.6
Change in plan assets:      
Fair value at beginning of period 329.0 807.0  
Currency fluctuations 2.9 (21.3)  
Actual return 11.4 (124.9)  
Company contribution 4.2 7.0  
Benefits paid and transfers (190.4) (322.2)  
Fair value at end of period 157.1 329.0 $ 807.0
Funded status of the plans as of the end of period 37.5 46.1  
Amounts recognized in the consolidated balance sheets:      
Noncurrent assets 43.8 52.9  
Current liabilities (0.5) (0.5)  
Noncurrent liabilities (5.8) (6.3)  
Amounts recognized in accumulated other comprehensive (income) loss      
Prior service cost 15.1 10.9  
Actuarial loss 20.0 67.2  
Pension Settlement (42.4) (41.9)  
2020 3.9    
The amount of estimated cash contribution to the defined benefit pension plans needed next fiscal year to meet minimum funding requirements 0.8    
North American Pension Plan | North America      
Change in projected benefit obligation:      
Benefit obligation at beginning of period 5.2    
Projected benefit obligation at end of period 0.0 5.2  
Change in plan assets:      
Fair value at beginning of period 16.6    
Fair value at end of period $ 18.6 $ 16.6