Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 26, 2020	Jun. 28, 2019	Jun. 26, 2020	Jun. 28, 2019
Statement Of Income And Comprehensive Income [Abstract]
Net (loss) income	$ (3,933)	$ 6,989	$ 1,594	$ 14,083
Foreign currency translation adjustment	44	(672)	(1,786)	(15)
Total comprehensive (loss) income	$ (3,889)	$ 6,317	$ (192)	$ 14,068

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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