Inventories (Tables)

9 Months Ended

Sep. 26, 2020

Components of Inventories

	September 26,		December 28,
	2020		2019
	(in thousands)
Current inventory:
Raw materials	$	61,705	$	61,522
Work in process		14,287		12,631
Finished goods		47,839		31,885
Total current inventory		123,831		106,038
Long term inventory		15,327		10,048
Total inventory	$	139,158	$	116,086