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Inventories (Notes)
 12 Months Ended
Jan. 31, 2017
Inventory Disclosure [Abstract]  
Inventories
INVENTORIES
 
January 31,
 
(in millions)
2017

2016

Finished goods
          $
1,249.4

          $
1,292.9

Raw materials
806.3

813.7

Work-in-process
101.9

118.4

Inventories, net
          $
2,157.6

          $
2,225.0