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Inventories (Tables)
3 Months Ended
Jan. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of inventories
(In millions)
January 31, 2020
 
October 31, 2019
Raw materials
$
133.3

 
$
131.4

Work-in-process
12.5

 
13.3

Finished goods
380.7

 
362.2

Total inventories
$
526.5

 
$
506.9