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Supplemental Cash Flow Information (Notes)
 12 Months Ended
Jan. 31, 2016
Supplemental Cash Flow Information [Abstract]  
Cash Flow, Supplemental Disclosures [Text Block]
SUPPLEMENTAL CASH FLOW INFORMATION

Cash paid during the year for:
 
Years Ended January 31,
 
(in millions)
2016

2015

2014

Interest, net of interest capitalization
          $
42.5

          $
59.7

          $
58.5

Income taxes
          $
237.5

          $
133.4

          $
160.7



Supplemental noncash investing and financing activities:
 
Years Ended January 31,
 
(in millions)
2016

2015

2014

Issuance of Common Stock under the Employee Profit Sharing and Retirement Savings Plan
          $


          $
3.9

          $