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Defined Benefit Pension Plans (Tables)
6 Months Ended
Jun. 30, 2021
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

 

 

Six months ended

 

 

June 30,

 

 

June 30,

 

 

2020

 

 

2021

 

 

2020

 

 

2021

 

 

(In millions)

 

Service cost

$

3.2

 

 

$

3.6

 

 

$

6.4

 

 

$

7.4

 

Interest cost

 

3.0

 

 

 

2.4

 

 

 

5.9

 

 

 

4.8

 

Expected return on plan assets

 

(2.8

)

 

 

(3.4

)

 

 

(5.5

)

 

 

(6.8

)

Amortization of prior service cost

 

.1

 

 

 

.1

 

 

 

.1

 

 

 

.1

 

Recognized actuarial losses

 

4.7

 

 

 

5.6

 

 

 

9.4

 

 

 

11.0

 

Total

$

8.2

 

 

$

8.3

 

 

$

16.3

 

 

$

16.5