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Retirement Plans
6 Months Ended
Aug. 31, 2013
Retirement Plans  
Retirement Plans

10. Retirement Plans

        Net periodic pension expense recorded in the thirteen and twenty-six week periods ended August 31, 2013 and September 1, 2012, for the Company's defined benefit plans includes the following components:

 
  Defined Benefit
Pension Plan
  Nonqualified
Executive
Retirement Plans
  Defined Benefit
Pension Plan
  Nonqualified
Executive
Retirement Plans
 
 
  Thirteen Week Period Ended   Twenty-Six Week Period Ended  
 
  August 31,
2013
  September 1,
2012
  August 31,
2013
  September 1,
2012
  August 31,
2013
  September 1,
2012
  August 31,
2013
  September 1,
2012
 

Service cost

  $ 830   $ 867   $   $   $ 1,660   $ 1,735   $   $  

Interest cost

    1,551     1,565     135     154     3,102     3,131     271     308  

Expected return on plan assets

    (1,779 )   (1,749 )           (3,558 )   (3,498 )        

Amortization of unrecognized prior service cost

    60     60             120     120          

Amortization of unrecognized net loss

    1,202     959             2,405     1,919          
                                   

Net pension expense

  $ 1,864   $ 1,702   $ 135   $ 154   $ 3,729   $ 3,407   $ 271   $ 308  
                                   

        During the thirteen and twenty-six week periods ended August 31, 2013 the Company contributed $414 and $818 respectively, to the Nonqualified Executive Retirement Plans. During the remainder of fiscal 2014, the Company expects to contribute $844 to the Nonqualified Executive Retirement Plans and $0 to the Defined Benefit Pension Plan.