Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 03, 2020	Jun. 28, 2019	Jul. 03, 2020	Jun. 28, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 13,192	$ 23,362	$ 21,930	$ 41,764
Other comprehensive income (loss)
Foreign currency translation adjustments, net of tax effects	923	314	(17)	155
Other comprehensive income (loss)	923	314	(17)	155
Comprehensive income	14,115	23,676	21,913	41,919
Less: comprehensive income attributable to non-controlling interest	584	441	1,072	740
Comprehensive income attributable to FOX stockholders	$ 13,531	$ 23,235	$ 20,841	$ 41,179