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Retirement Plans
 6 Months Ended
Jun. 27, 2015
Compensation and Retirement Disclosure [Abstract]  
Retirement Plans
Retirement Plans

The components of the net periodic expense (benefit) for the Company’s pension plans, supplemental executive retirement plans ("SERP") and other postretirement benefit plans ("OPEB") are as follows (in thousands):

 
 
For the Three Months Ended
 
For the Six Months Ended
 
 
June 27,
2015
 
June 28,
2014
 
June 27,
2015
 
June 28,
2014
Service cost
 
$
—

 
$
—

 
$
1

 
$
1

Interest cost
 
3,524

 
3,707

 
7,048

 
7,413

Expected return on plan assets
 
(5,226
)
 
(5,206
)
 
(10,452
)
 
(10,412
)
Net amortization and deferral
 
—

 
—

 
—

 
—

Recognized net actuarial loss
 
2,156

 
794

 
4,312

 
1,587

Net periodic expense (benefit)
 
$
454

 
$
(705
)
 
$
909

 
$
(1,411
)


Interest cost on the projected benefit obligation includes $0.2 million related to the Company’s SERP and OPEB plans in each of the three months ended June 27, 2015, and June 28, 2014 and $0.4 million in each of the six month periods ended June 27, 2015, and June 28, 2014.

For the six months ended June 27, 2015, the Company made total contributions of $3.4 million to its pension, SERP and OPEB plans. The Company expects to contribute approximately $3.4 million to its pension, SERP and OPEB plans for the remainder of 2015.