Inventories (Tables)

3 Months Ended

Mar. 30, 2019

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventories at March 30, 2019 and December 29, 2018 are as follows:

(in thousands)	March 30 2019		December 29 2018
Raw materials	$	75,949	$	69,883
Work in process	90,538		88,505
Finished goods	95,172		99,840
Total	$	261,659	$	258,228