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Defined Benefit Plans
 9 Months Ended
Sep. 30, 2020
Compensation And Retirement Disclosure [Abstract]  
Defined Benefit Plans

11.

Defined Benefit Plans

The components of net periodic benefit cost for pension for the nine and three months ended September 30, 2020 and 2019 were as follows:

 

(In millions)

 

Nine Months Ended September 30,

 

 

Three Months Ended September 30,

 

 

Pension Benefits

 

 

Pension Benefits

 

 

 

 

2020

 

 

2019

 

 

2020

 

 

2019

 

 

Service cost

 

$

0.3

 

 

$

0.3

 

 

$

0.1

 

 

$

0.1

 

 

Interest cost

 

 

21.2

 

 

 

24.7

 

 

 

7.0

 

 

 

8.3

 

 

Expected return on plan assets

 

 

(24.5

)

 

 

(26.4

)

 

 

(8.1

)

 

 

(8.8

)

 

Recognition of actuarial losses

 

 

0.6

 

 

 

2.1

 

 

 

0.6

 

 

 

2.1

 

 

Net periodic benefit (income) expense

 

$

(2.4

)

 

$

0.7

 

 

$

(0.4

)

 

$

1.7

 

 

 

Service cost relates to benefit accruals in an hourly Union defined benefit plan in our Doors & Security segment.  All other defined benefit pension plans were frozen as of December 31, 2016.