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Retirement Benefits (Tables)
 3 Months Ended
May 31, 2013
Compensation And Retirement Disclosure [Abstract]  
Components of Periodic Benefit Cost for Corporation's Defined Benefit Pension and Postretirement Benefits Plans

The components of periodic benefit cost for the Corporation’s defined benefit pension and postretirement benefits plans are as follows:

 

     Defined Benefit Pension      Postretirement Benefits  
     Three Months Ended      Three Months Ended  
(In thousands)        May 31, 2013              May 25, 2012              May 31, 2013              May 25, 2012      

Service cost

      $     320                  $    334                  $   138                  $   213            

Interest cost

      1,742                  1,844                  613                  800            

Expected return on plan assets

      (1,574)                 (1,613)                 (763)                 (840)           

Amortization of prior service cost (credit)

      51                  61                  (325)                 (519)           

Amortization of actuarial loss (gain)

      917                  816                  (213)                 -            
  

 

 

     

 

 

     

 

 

     

 

 

  
     $  1,456                  $ 1,442                  $ (550)                 $ (346)