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Benefit Plans
 9 Months Ended
Sep. 30, 2017
Compensation and Retirement Disclosure [Abstract]  
Benefit Plans
Benefit Plans

The Company sponsors several qualified and nonqualified pension plans and other postretirement benefit plans for certain of its employees.  The components of net periodic benefit cost (income) are as follows:

 
 
For the Quarter Ended
 
For the Nine Months Ended
(In thousands) 
 
September 30, 2017
 
October 1, 2016
 
September 30, 2017
 
October 1, 2016
 
 
 
 
 
 
 
 
 
Pension benefits:
 
 
 
 
 
 
 
 
Service cost
 
$
35

 
$
180

 
$
106

 
$
540

Interest cost
 
1,659

 
1,973

 
4,977

 
5,917

Expected return on plan assets
 
(2,184
)
 
(2,466
)
 
(6,552
)
 
(7,398
)
Amortization of net loss
 
536

 
760

 
1,608

 
2,280

 
 
 
 
 
 
 
 
 
Net periodic benefit cost
 
$
46

 
$
447

 
$
139

 
$
1,339

 
 
 
 
 
 
 
 
 
Other benefits:
 
 

 
 

 
 

 
 

Service cost
 
$
54

 
$
61

 
$
163

 
$
183

Interest cost
 
147

 
153

 
442

 
458

Amortization of prior service credit
 
(225
)
 
(224
)
 
(676
)
 
(672
)
Amortization of net gain
 
(10
)
 
(9
)
 
(30
)
 
(27
)
 
 
 
 
 
 
 
 
 
Net periodic benefit income
 
$
(34
)
 
$
(19
)
 
$
(101
)
 
$
(58
)