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Pension (Tables)
 9 Months Ended
Sep. 30, 2018
Pension [Abstract]  
Net Pension Cost
The amount of net pension cost is shown in the table below:
 
For the Three Months Ended September 30
 
For the Nine Months Ended September 30
(In thousands)
2018
2017
 
2018
2017
Service cost - benefits earned during the period
$
127

$
193

 
$
432

$
450

Interest cost on projected benefit obligation
916

923

 
2,817

2,869

Expected return on plan assets
(1,067
)
(1,463
)
 
(3,942
)
(4,339
)
Amortization of prior service cost
(68
)
(67
)
 
(203
)
(203
)
Amortization of unrecognized net loss
592

630

 
1,776

1,864

Net periodic pension cost
$
500

$
216

 
$
880

$
641