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Pension Benefits (Tables)
3 Months Ended
Mar. 21, 2015
Compensation and Retirement Disclosure [Abstract]  
Components of Net Periodic Benefit Cost
The components of net periodic benefit cost associated with our significant U.S. pension plans are as follows:

 
Quarter ended
 
2015
 
2014
Service cost
$
4

 
$
4

Interest cost
13

 
12

Expected return on plan assets
(14
)
 
(13
)
Amortization of net loss
10

 
4

Net periodic benefit cost
$
13

 
$
7

 
 
 
 
Additional loss (gain) recognized due to:
 
 
 
Settlement (a)
$

 
$
3

 
 
 
 

(a)
Losses are a result of settlement transactions from a non-funded plan which exceeded the sum of annual service and interest costs for that plan. These losses were recorded in G&A expenses.