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Defined contribution and defined benefit retirement (Tables)
3 Months Ended
Mar. 31, 2023
Defined Benefit Pension Plans  
Components of Net Periodic Defined Benefit Cost

The components of our net periodic defined benefit pension cost are presented in the table below.

Three months ended

March 31, 

    

2022

    

2023

(In millions)

Service cost

$

3.0

$

1.6

Interest cost

3.2

5.6

Expected return on plan assets

 

(3.5)

 

(5.2)

Recognized net actuarial losses

 

3.8

 

.9

Total

$

6.5

$

2.9