CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2021	Mar. 27, 2020
Net loss	$ (6,124)	$ (21,954)
Other comprehensive income (loss) before tax:
Change in foreign currency translation adjustments	(4,249)	(3,119)
Other comprehensive loss before tax	(4,249)	(3,119)
Provision for (benefit from) income taxes	(268)	156
Other comprehensive loss, net of tax	(3,981)	(3,275)
Total comprehensive loss	$ (10,105)	$ (25,229)