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Retirement Plan (Tables)
 9 Months Ended
Nov. 01, 2014
Compensation and Retirement Disclosure [Abstract]  
Components of pension cost
 
Three Months Ended
 
Nine Months Ended
 
November 1, 2014
 
November 2, 2013
 
November 1, 2014
 
November 2, 2013
Employer service cost
$
52

 
$
90

 
$
158

 
$
270

Interest cost
423

 
430

 
1,269

 
1,292

Expected return on plan assets
(533
)
 
(559
)
 
(1,601
)
 
(1,678
)
Net loss amortization
100

 
153

 
299


458

Net periodic pension cost
$
42


$
114


$
125


$
342