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Significant Accounting Policies (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Nov. 02, 2013
Oct. 27, 2012
Nov. 02, 2013
Oct. 27, 2012
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]        
Share-based compensation expense $ 0.3 $ 0.2 $ 1.3 $ 1.6
Share-based compensation tax benefit recognized $ 0.1 $ 0.1 $ 0.5 $ 0.6
Minimum [Member]
       
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period     1 year  
Maximum [Member]
       
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period     3 years