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Pension and Post-Employment Benefits (Tables)
9 Months Ended
Sep. 30, 2022
Plan Net Pension Credit
The net periodic benefit of these plans is shown in the following table:
 
    
Three months ended
September 30
    
Nine months ended
September 30
 
(in millions)
  
2022
    
2021
    
2022
   
2021
 
Service cost
   $ (0.6    $ (0.5    $ (1.8   $ (1.4
Interest cost on projected benefit obligation
     (2.4      (1.9      (7.8     (5.7
Expected return on plan assets
     3.8        3.9        12.3       11.7  
Amortization of prior service cost
     (0.1      (0.1      (0.4     (0.2
Amortization of actuarial net losses
     (0.1      (0.6      (0.4     (1.9
    
 
 
    
 
 
    
 
 
   
 
 
 
Net periodic benefit
   $ 0.6      $ 0.8      $ 1.9     $ 2.5