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Pensions (Tables)
6 Months Ended
Sep. 30, 2024
Pensions  
Pension Cost

Pension cost included the following components:

Three months ended September 30, 

Six months ended September 30, 

    

2024

    

2023

    

2024

    

2023

Service cost

$

0.1

$

$

0.1

$

0.1

Interest cost

 

2.2

 

2.4

 

4.5

 

4.8

Expected return on plan assets

 

(2.1)

 

(2.6)

 

(4.3)

 

(5.2)

Amortization of unrecognized net loss

 

1.1

 

1.2

 

2.3

 

2.3

Net periodic benefit cost

$

1.3

$

1.0

$

2.6

$

2.0