Summary of Significant Accounting Policies Cash and Cash Equivalents (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Summary of Significant Accounting Policies [Abstract]    
Credit Card Receivables $ 12.7 $ 12.6
Cash and Cash Equivalents, Number of Days of Payments Due From Bank Included in Balance 5 days  
Bank Overdrafts $ 43.7 $ 20.6