Inventories (Tables)

12 Months Ended

Dec. 31, 2020

Inventory Disclosure [Abstract]

Schedule of Inventories

The following table sets forth the components of inventory:

	December 31,
(In thousands)	2020		2019
Finished products	$	81,048	$	71,918
Work in process	2,618		4,083
Raw materials and supplies	161,300		151,129
Inventories at current cost	244,966		227,130
Less: LIFO valuation	(47,147)		(42,103)
Total inventories	$	197,819	$	185,027