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Employee Benefit Plans (Tables)
6 Months Ended
Sep. 01, 2012
Compensation and Retirement Disclosure [Abstract]  
Components of net periodic benefit cost
Components of net periodic benefit cost for the plans for the three and six-month periods ended September 1, 2012 and August 27, 2011, were as follows:
 
 
Three Months Ended
 
Six Months Ended
(In thousands)
September 1,
2012
 
August 27,
2011
 
September 1,
2012
 
August 27,
2011
Interest cost
$
142

 
$
164

 
$
284

 
$
328

Expected return on assets
(44
)
 
(54
)
 
(88
)
 
(108
)
Amortization of unrecognized net loss
53

 
30

 
106

 
60

Net periodic benefit cost
$
151

 
$
140

 
$
302

 
$
280