Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2025	Jun. 28, 2024	Jul. 04, 2025	Jun. 28, 2024
Income Statement [Abstract]
Net sales	$ 374,864	$ 348,491	$ 729,894	$ 681,963
Cost of sales	257,873	237,528	503,224	467,842
Gross profit	116,991	110,963	226,670	214,121
Operating expenses:
Goodwill impairment	0	0	262,129	0
Sales and marketing	31,216	29,539	64,063	60,725
Research and development	17,847	14,789	34,886	29,228
General and administrative	39,044	36,962	76,375	74,383
Amortization of purchased intangibles	10,356	11,083	21,276	22,320
Total operating expenses	98,463	92,373	458,729	186,656
Income (loss) from operations	18,528	18,590	(232,059)	27,465
Interest expense	14,388	13,865	27,322	27,194
Other income, net	(1,365)	(311)	(1,515)	(2)
Income (loss) before income taxes	5,505	5,036	(257,866)	273
Provision (benefit) from income taxes	2,800	(371)	(837)	(1,638)
Net income (loss)	2,705	5,407	(257,029)	1,911
Less: net loss attributable to non-controlling interest	(39)	0	(79)	0
Net income (loss) attributable to FOX stockholders	$ 2,744	$ 5,407	$ (256,950)	$ 1,911
Earnings (net loss) per share:
Basic (in dollars per share)	$ 0.07	$ 0.13	$ (6.15)	$ 0.05
Diluted (in dollars per share)	$ 0.07	$ 0.13	$ (6.15)	$ 0.05
Weighted-average shares used to compute earnings per share:
Basic (in shares)	41,788	41,673	41,749	41,662
Diluted (in shares)	41,866	41,705	41,749	41,717