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Inventories (Tables)
 12 Months Ended
Nov. 30, 2018
Inventory Disclosure [Abstract]  
Net Inventories
Inventories

The following table summarizes the Company's inventories:
 
November 30,
 
2018
 
2017
 
(Dollars in millions)
Raw materials and supplies
$
35.0

 
$
30.6

Work-in-process
5.3

 
4.5

Finished goods
63.5

 
62.1

Inventories, gross
103.8

 
97.2

LIFO reserve
(18.1
)
 
(14.3
)
Obsolescence reserve
(6.9
)
 
(6.4
)
Inventories, net
$
78.8

 
$
76.5