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Supplemental Executive Retirement Plan (Tables)
9 Months Ended
Nov. 02, 2013
Compensation and Retirement Disclosure [Abstract]  
Components of net periodic pension cost
The components of net periodic pension cost for the three and nine months ended November 2, 2013 and October 27, 2012 were as follows (in thousands):    
 
Three Months Ended
 
Nine Months Ended
 
Nov 2, 2013
 
Oct 27, 2012
 
Nov 2, 2013
 
Oct 27, 2012
Interest cost
$
586

 
$
598

 
$
1,758

 
$
1,794

Net amortization of unrecognized prior service cost
(58
)
 
155

 
253

 
465

Net amortization of actuarial losses
277

 
835

 
831

 
2,505

Net periodic defined benefit pension cost
$
805

 
$
1,588

 
$
2,842

 
$
4,764