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Pension and Postretirement Benefits
6 Months Ended
Jul. 01, 2012
Pension and Postretirement Benefits (Thousands of Dollars) [Abstract]  
Pension and Postretirement Benefits
(7) Pension and Postretirement Benefits

The components of the net periodic cost of the Company's defined benefit pension and other postretirement plans for the quarters and six months ended July 1, 2012 and June 26, 2011 are as follows:

 
Quarter Ended
 
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Pension
Postretirement
 
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------------------
 
July 1, 2012
June 26, 2011
July 1, 2012
June 26, 2011
 
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Service cost
$  1,081         
1,090          
184         
171       
Interest cost
5,052         
5,231          
440         
440       
Expected return on assets
(5,232)        
(6,258)        
-         
-       
Net amortization and deferrals
1,761         
1,295         
20         
18       
 
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Net periodic benefit cost
$  2,662         
1,358         
644         
629       
 
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Six Months Ended
 
------------------
         
 
Pension
Postretirement
 
------------------
------------------
 
July 1, 2012
June 26, 2011
July 1, 2012
June 26, 2011
 
-------
-------
-------
-------
Service cost
$  2,279           
2,169         
368         
342       
Interest cost
10,546           
10,454         
880         
880       
Expected return on assets
(10,903)          
(12,507)       
-        
-       
Net amortization and deferrals
3,669           
2,590        
40        
36       
 
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Net periodic benefit cost
$  5,591           
2,706        
1,288       
1,258       
 
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During the first two quarters of fiscal 2012, the Company made cash contributions to its defined benefit pension plans of approximately $3,500 in the aggregate. The Company expects to contribute approximately $2,300 during the remainder of fiscal 2012.