v3.25.2
Employee benefit plans (Tables)
6 Months Ended
Jun. 30, 2025
Employee benefit plans.  
Schedule of components of net periodic benefit cost

Three months ended

Six months ended

June 30, 

June 30, 

    

2024

    

2025

    

2024

    

2025

(In millions)

Net periodic pension cost (income):

 

  

 

  

 

  

 

  

Service cost

$

1.6

$

1.5

$

3.3

$

2.9

Interest cost

 

4.9

 

5.4

 

9.9

 

10.6

Expected return on plan assets

 

(5.2)

 

(5.6)

 

(10.5)

 

(10.8)

Recognized actuarial losses

 

.6

 

.6

 

1.2

 

1.0

Total

$

1.9

$

1.9

$

3.9

$

3.7