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Stock-Based Compensation and Employee Stock Plans (Details 3) (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended 1 Months Ended 12 Months Ended
Feb. 01, 2014
Restricted Stock
Feb. 02, 2013
Restricted Stock
Jan. 28, 2012
Restricted Stock
Apr. 03, 2010
Performance Shares 2010 Plan
Apr. 05, 2013
Performance Shares 2010 Plan
Feb. 02, 2013
Performance Shares 2010 Plan
Feb. 01, 2014
Performance Shares 2013 Plan
Stock-Based Compensation and Employee Stock Plans              
Vesting period 3 years     3 years     5 years
Restricted stock activity              
Nonvested at the beginning of the period (in shares) 2,092,095 2,090,433 1,991,068     654,194  
Granted (in shares) 1,806,949 542,221 658,393       1,185,793
Vested (in shares) (913,769) (381,278) (304,068)        
Forfeited (in shares) (553,621) (159,281) (254,960)        
Nonvested at the end of the period (in shares) 2,431,654 2,092,095 2,090,433     654,194 992,632
Weighted Average Grant Date Fair Value              
Nonvested at beginning of the period (in dollars per share) $ 35.48 $ 28.16 $ 24.11        
Granted (in dollars per share) $ 46.85 $ 48.55 $ 39.54        
Vested (in dollars per share) $ 27.46 $ 15.09 $ 27.12        
Forfeited (in dollars per share) $ 39.93 $ 32.76 $ 27.12        
Nonvested at the end of the period (in dollars per share) $ 45.93 $ 35.48 $ 28.16        
Unrecognized compensation expense              
Unrecognized stock-based compensation expense related to nonvested awards, net of estimated forfeitures $ 24.5            
Weighted-average period over which unrecognized compensation expense is expected to be recognized 2 years 5 months 11 days            
Additional disclosures              
Restricted common stock outstanding (in shares) 2,431,654 2,092,095 2,090,433     654,194 992,632
Percentage of outstanding nonvested restricted stock that vested by a specified date         75.00%