Inventories

3 Months Ended

Mar. 31, 2022

Inventory Disclosure [Abstract]

Inventories

Note 2 – Inventories

At March 31, 2022, and December 31, 2021, approximately 37% and 35%, respectively, of the inventories were valued using the LIFO method with the remaining inventories valued using the FIFO method. Inventories were comprised of the following:

	March 31, 2022		December 31, 2021
Raw materials	$	27,725	$	22,332
Work-in-process		42,741		37,447
Finished goods		16,698		18,093
Supplies		10,708		10,326
Inventories	$	97,872	$	88,198