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Retirement Plan (Tables)
 6 Months Ended
Aug. 03, 2013
Compensation and Retirement Disclosure [Abstract]  
Components of pension cost
 
Thirteen Weeks Ended
 
Twenty-Six Weeks Ended
 
August 3, 2013
 
July 28, 2012
 
August 3, 2013
 
July 28, 2012
Employer service cost
$
90

 
$
—

 
$
180

 
$
—

Interest cost
432

 
471

 
862

 
944

Expected return on plan assets
(560
)
 
(563
)
 
(1,119
)
 
(1,126
)
Net loss amortization
152

 
103

 
305

 
206

Net periodic pension cost
$
114

 
$
11

 
$
228

 
$
24