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Inventories (Tables)
9 Months Ended
Jul. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of inventories
(In millions)
July 31, 2019
 
October 31, 2018
Raw materials
$
127.1

 
$
112.5

Work-in-process
13.4

 
12.6

Finished goods
361.6

 
343.7

 
$
502.1

 
$
468.8