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Supplemental Executive Retirement Plan (Tables)
3 Months Ended
May 03, 2014
Compensation and Retirement Disclosure [Abstract]  
Components of net periodic pension cost
The components of net periodic pension cost for the three months ended May 3, 2014 and May 4, 2013 were as follows (in thousands):    
 
Three Months Ended
 
May 3, 2014
 
May 4, 2013
Interest cost
$
572

 
$
586

Net amortization of unrecognized prior service (credit) cost
(58
)
 
155

Net amortization of actuarial losses
234

 
277

Net periodic defined benefit pension cost
$
748

 
$
1,018