March 31,

December 31,

2021

2020

Inventories carried at LIFO:

Finished goods

$

42.4

$

42.4

Raw materials, production parts and work-in-process

26.2

21.6

Excess of FIFO over LIFO cost^(a)

(32.2

)

(31.4

)

Total LIFO inventories

$

36.4

$

32.6

Inventories carried at FIFO:

Finished goods

$

56.2

$

55.0

Raw materials, production parts and work-in-process

44.9

40.1

Total FIFO inventories

$

101.1

$

95.1

Total inventories

$

137.5

$

127.7