Inventories

12 Months Ended

Dec. 31, 2019

Inventory, Net [Abstract]

Inventories

INVENTORIES

The classes of inventory as of December 31 are summarized as follows ($ in millions):

	2019		2018
Finished goods	$	833.5	$	864.4
Work in process	284.9		279.6
Raw materials	509.9		487.4
Total	$	1,628.3	$	1,631.4

As of December 31, 2019 and 2018, the difference between inventories valued at LIFO and the value of that same inventory if the FIFO method had been used was not significant. The liquidation of LIFO inventory did not have a significant impact on the Company’s results of operations in any period presented.