Property, Plant and Equipment, Net (Tables)

3 Months Ended

Mar. 27, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

Property, plant and equipment consists of the following:

	March 27, 2021		December 26, 2020
Land and improvements	$	3,422	$	3,422
Buildings and improvements	51,479		51,479
Machinery and equipment	182,575		181,642
Assets under construction	762		1,167
	238,238		237,710
Accumulated depreciation	(182,259)		(179,806)
Property, plant and equipment, net	$	55,979	$	57,904