INVENTORIES

12 Months Ended

Dec. 31, 2021

Inventory Disclosure [Abstract]

INVENTORIES

INVENTORIES

The components of inventories at December 31 were as follows:

	2021		2020
	(Dollars in thousands)
Raw materials	$	394,102	$	270,066
Work-in-process	157,406		167,100
Finished goods	394,378		335,346
Other	15,731		14,610
	961,617		787,122
Adjustment to value inventory at cost on the LIFO method	(162,780)		(109,588)
	$	798,837	$	677,534

Inventories include $284.0 million and $201.5 million recorded on the FIFO method at December 31, 2021 and 2020, respectively, and $133.3 million and $118.3 million recorded on the average cost method at December 31, 2021 and 2020, respectively.