Inventories (Tables)

3 Months Ended

Mar. 31, 2021

Inventory Disclosure [Abstract]

Summary of Inventories

Inventories valued at LIFO (last-in, first-out), consist of the following (in thousands):

	March 31, 2021			December 31, 2020
Finished goods	$	45,688		$	39,048
Raw materials		44,407			44,475
Total FIFO (first-in, first-out) inventories		90,095			83,523
Reserve to adjust inventories to LIFO value		(16,821	)		(16,821	)
Total LIFO inventories	$	73,274		$	66,702