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NET INCOME PER SHARE (Tables)
9 Months Ended
Oct. 29, 2011
Net income per share: 
Net Income Per Share Disclosure
The following table sets forth the calculation of basic and diluted net income per share:


   
13 Weeks Ended
  
39 Weeks Ended
 
   
October 29,
  
October 30,
  
October 29,
  
October 30,
 
(In millions, except per share data)
 
2011
  
2010
  
2011
  
2010
 
Basic net income per share:
            
  Net income
 $104.5  $93.2  $300.4  $234.8 
  Weighted average number of
                
    shares outstanding
  119.8   126.9   121.6   127.8 
      Basic net income per share
 $0.87  $0.73  $2.47  $1.84 
                  
Diluted net income per share:
                
  Net income
 $104.5  $93.2  $300.4  $234.8 
  Weighted average number of
                
    shares outstanding
  119.8   126.9   121.6   127.8 
  Dilutive effect of stock options and
                
    restricted stock units (as determined
                
    by applying the treasury stock method)
  0.9   0.9   0.8   0.9 
  Weighted average number of shares and
                
    dilutive potential shares outstanding
  120.7   127.8   122.4   128.7 
      Diluted net income per share
 $0.87  $0.73  $2.45  $1.82