CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Net income (loss)	$ (1,099)	$ 1,230	$ (6,402)	$ 4,159
Other comprehensive income (loss), before tax
Change in unrealized net loss on available-for-sale investments	13	5	7	8
Foreign currency translation gains (losses)	(86)	39	(126)	114
Other comprehensive income (loss), before tax	(73)	44	(119)	122
Income tax (expense) benefit related to items in other comprehensive income (loss)	0	0	0	0
Other comprehensive income (loss), net of tax	(73)	44	(119)	122
Comprehensive income (loss)	$ (1,172)	$ 1,274	$ (6,521)	$ 4,281

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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