Inventories, Net (Tables)

9 Months Ended

Sep. 25, 2021

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories are summarized as follows:

	September 25, 2021		December 26, 2020
Raw materials	$	34,063	$	23,877
Work-in-process	15,623		12,086
Finished goods	56,031		46,017
Supplies and other	155		168
LIFO reserve	(22,678)		(14,248)
Inventories, net	$	83,194	$	67,900