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Stock Repurchase Programs Schedule of Repurchase Program Activity (Tables)
9 Months Ended
Oct. 28, 2017
Schedule of Share Repurchase Program Activity [Abstract]  
Schedule of Repurchase Agreements [Table Text Block]
The following is a summary of share repurchase activity for the periods indicated (in millions, except per share data):
 
 
Three Months Ended
 
Nine Months Ended
 
 
October 28,
2017
 
October 29,
2016
 
October 28,
2017
 
October 29,
2016
Cost of shares repurchased
 
$
23.7

 
$
53.1

 
$
184.4

 
$
165.6

Number of shares repurchased
 
0.4

 
0.9

 
3.5

 
2.5

Average price per share
 
$
55.35

 
$
61.64

 
$
52.48

 
$
67.13