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PENSION PLANS AND OTHER POST-RETIREMENT BENEFITS (Tables)
3 Months Ended
Mar. 31, 2020
Defined Benefit Plans  
Post-retirement benefit obligation  
Schedule of the components of net periodic pension cost

Quarter Ended

March 31,

(In thousands)

    

2020

    

2019

 

Service cost

$

$

11

Interest cost

 

6,520

 

7,661

Expected return on plan assets

 

(8,645)

 

(8,671)

Net amortization loss

 

311

 

703

Net prior service cost amortization

 

30

 

30

Net periodic pension benefit

$

(1,784)

$

(266)

Post-retirement Benefit Obligations  
Post-retirement benefit obligation  
Schedule of the components of net periodic pension cost

Quarter Ended

March 31,

(In thousands)

    

2020

    

2019

 

Service cost

$

258

$

117

Interest cost

 

884

 

1,144

Expected return on plan assets

 

(46)

 

(43)

Net amortization gain

 

(299)

 

(108)

Net prior service cost amortization

 

412

 

768

Net periodic post-retirement benefit cost

$

1,209

$

1,878