Summary of Significant Accounting Policies Segment Reporting (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Feb. 02, 2013
Oct. 27, 2012
Jul. 28, 2012
Apr. 28, 2012
Jan. 28, 2012
Oct. 29, 2011
Jul. 30, 2011
Apr. 30, 2011
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Revenue from External Customers [Line Items]                      
NET SALES $ 728,711 $ 468,527 $ 454,879 $ 495,952 $ 673,153 $ 486,784 $ 446,041 $ 467,377 $ 2,148,069 $ 2,073,355 $ 1,905,814
Other Revenue [Member]
                     
Revenue from External Customers [Line Items]                      
NET SALES                 25,045 21,543 17,461
Sales Revenue, Stores [Member]
                     
Revenue from External Customers [Line Items]                      
NET SALES                 1,851,527 1,846,323 1,740,818
Sales Revenue, E-commerce [Member]
                     
Revenue from External Customers [Line Items]                      
NET SALES                 $ 271,497 $ 205,489 $ 147,535