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Employee Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2019
Defined Benefit Pension Plans And Defined Benefit Postretirement Plans Disclosure [Abstract]  
Components Of Net Periodic Benefit Expense

The components of the Company’s net periodic benefit expense for its pension and post-retirement obligations were as follows (in thousands):

 

 

 

Three months ended

September 30,

 

 

Nine months ended

September 30,

 

 

 

2019

 

 

2018

 

 

2019

 

 

2018

 

Service cost

 

$

801

 

 

$

836

 

 

$

2,405

 

 

$

2,509

 

Interest cost on projected benefit obligation

 

 

696

 

 

 

598

 

 

 

2,086

 

 

 

1,793

 

Expected return on plan assets

 

 

(1,184

)

 

 

(1,321

)

 

 

(3,552

)

 

 

(3,963

)

Amortization of unrecognized prior service credit

 

 

(16

)

 

 

(18

)

 

 

(49

)

 

 

(54

)

Amortization of unrecognized net actuarial loss

 

 

366

 

 

 

188

 

 

 

1,098

 

 

 

563

 

Net periodic benefit expense

 

$

663

 

 

$

283

 

 

$

1,988

 

 

$

848