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Pension (Tables)
 6 Months Ended
Jun. 30, 2016
Pension [Abstract]  
Net Pension Cost
The amount of net pension cost is shown in the table below:
 
For the Three Months Ended June 30
 
For the Six Months Ended June 30
(In thousands)
2016
2015
 
2016
2015
Service cost - benefits earned during the period
$
138

$
126

 
$
271

$
252

Interest cost on projected benefit obligation
1,005

1,216

 
1,972

2,432

Expected return on plan assets
(1,439
)
(1,523
)
 
(2,876
)
(3,046
)
Amortization of prior service cost
(67
)
—

 
(135
)
—

Amortization of unrecognized net loss
642

654

 
1,293

1,309

Net periodic pension cost
$
279

$
473

 
$
525

$
947