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Retirement Plan (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
May 03, 2014
May 04, 2013
Compensation and Retirement Disclosure [Abstract]    
Employer service cost $ 52 $ 90
Interest cost 423 430
Expected return on plan assets (533) (559)
Net loss amortization 100 153
Net periodic pension cost $ 42 $ 114