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Pension Benefits
 3 Months Ended
Jul. 31, 2018
Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]  
Pension Benefits
Pension Benefits
 
Effective April 30, 2012, the Company froze all future benefit accruals under the Company’s hourly and salary defined-benefit pension plans.
 
Net periodic pension (benefit) cost consisted of the following for the three-month periods ended July 31, 2018 and 2017: 
 

Three Months Ended
 

July 31,
(in thousands)

2018

2017
Interest cost

$
1,567


$
1,432

Expected return on plan assets

(2,127
)

(2,234
)
Recognized net actuarial loss

412


400








Net periodic pension benefit

$
(148
)

$
(402
)

 
The Company expects to contribute $2.3 million to its pension plans in fiscal 2019. As of July 31, 2018, $1.4 million of contributions had been made. The Company made contributions of $19.3 million to its pension plans in fiscal 2018.