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Pension and Other Postretirement Obligations
6 Months Ended
Jul. 03, 2011
Pension and Other Postretirement Obligations [Abstract]  
Pension and Other Postretirement Obligations
Note 10: Pension and Other Postretirement Obligations
The following table provides the components of net periodic benefit costs for our pension plans:
                                 
    Pension Obligations     Other Postretirement Obligations  
    July 3, 2011     July 4, 2010     July 3, 2011     July 4, 2010  
            (In thousands)          
Three Months Ended
                               
Service cost
  $ 1,364     $ 1,304     $ 41     $ 25  
Interest cost
    2,867       3,031       672       632  
Expected return on plan assets
    (2,901 )     (2,974 )            
Amortization of prior service cost
    (36 )     4       (59 )     (54 )
Net loss recognition
    1,545       574       111       58  
 
                       
Net periodic benefit cost
  $ 2,839     $ 1,939     $ 765     $ 661  
 
                       
 
                               
Six Months Ended
                               
Service cost
  $ 2,713     $ 3,164     $ 81     $ 50  
Interest cost
    5,678       7,257       1,353       1,258  
Expected return on plan assets
    (5,761 )     (7,298 )            
Amortization of prior service cost
    (72 )     20       (119 )     (107 )
Net loss recognition
    3,088       1,518       230       116  
 
                       
Net periodic benefit cost
  $ 5,646     $ 4,661     $ 1,545     $ 1,317