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Inventories (Tables)
 12 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
Inventories
Inventories as of December 31 consisted of the following:
 
2019
 
2018
Inventories carried at LIFO:
 
 
 
Finished goods
$
50.9

 
$
48.6

Raw materials, production parts and work-in-process
32.5

 
28.6

Excess of FIFO over LIFO cost (a)
(33.4
)
 
(31.2
)
Total LIFO inventories
$
50.0

 
$
46.0

 
 
 
 
Inventories carried at FIFO:
 
 
 
Finished goods
$
60.1

 
$
53.5

Raw materials, production parts and work-in-process
40.0

 
35.6

Total FIFO inventories
$
100.1

 
$
89.1

Total inventories
$
150.1

 
$
135.1