Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Jan. 01, 2019	Jan. 02, 2018
Net income (loss)	$ 1,647	$ (8,441)	$ (37,482)
Other comprehensive loss:
Foreign currency translation adjustments	0	0	(109)
Other comprehensive loss	0	0	109
Comprehensive income (loss)	$ 1,647	$ (8,441)	$ (37,591)