INVENTORIES

12 Months Ended

Dec. 31, 2020

Inventory Disclosure [Abstract]

INVENTORIES

NOTE 8. INVENTORIES

	December 31,
	2020		2019
	($ in millions)
Supplies	$	113.8	$	105.6
Raw materials	116.3		69.2
Work in process	133.2		120.9
Finished goods	359.6		449.5
	722.9		745.2
LIFO reserve	(48.2)		(49.5)
Inventories, net	$	674.7	$	695.7

Inventories valued using the LIFO method comprised 51% and 56% of the total inventories at December 31, 2020 and 2019, respectively.  The replacement cost of our inventories would have been approximately $48.2 million and $49.5 million higher than that reported at December 31, 2020 and 2019, respectively.