Condensed Consolidated Statements of Shareholders' Deficit - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2022		22,014
Beginning balance at Dec. 31, 2022	$ (438,177)	$ 220	$ 5,182	$ (443,579)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	11,465			11,465
Exercise of common stock options (in shares)		17
Exercise of common stock options	389		389
Stock-based compensation (in shares)		271
Stock-based compensation	4,639	$ 3	4,636
Repurchases of common stock (in shares)		(118)
Repurchases of common stock	(3,363)	$ (1)	(3,362)
Ending balance (in shares) at Apr. 01, 2023		22,184
Ending balance at Apr. 01, 2023	(425,047)	$ 222	6,845	(432,114)
Beginning balance (in shares) at Dec. 31, 2022		22,014
Beginning balance at Dec. 31, 2022	(438,177)	$ 220	5,182	(443,579)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	9,901
Ending balance (in shares) at Sep. 30, 2023		22,228
Ending balance at Sep. 30, 2023	(420,687)	$ 222	12,769	(433,678)
Beginning balance (in shares) at Apr. 01, 2023		22,184
Beginning balance at Apr. 01, 2023	(425,047)	$ 222	6,845	(432,114)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	754			754
Exercise of common stock options (in shares)		3
Exercise of common stock options	39		39
Stock-based compensation (in shares)		33
Stock-based compensation	5,251		5,251
Repurchases of common stock (in shares)		(6)
Repurchases of common stock	(138)		(138)
Ending balance (in shares) at Jul. 01, 2023		22,214
Ending balance at Jul. 01, 2023	(419,141)	$ 222	11,997	(431,360)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(2,318)			(2,318)
Stock-based compensation (in shares)		22
Stock-based compensation	982		982
Repurchases of common stock (in shares)		(8)
Repurchases of common stock	(210)		(210)
Ending balance (in shares) at Sep. 30, 2023		22,228
Ending balance at Sep. 30, 2023	$ (420,687)	$ 222	12,769	(433,678)
Beginning balance (in shares) at Dec. 30, 2023	22,235	22,235
Beginning balance at Dec. 30, 2023	$ (441,928)	$ 222	16,716	(458,866)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(7,482)			(7,482)
Stock-based compensation (in shares)		134
Stock-based compensation	4,117	$ 1	4,116
Repurchases of common stock (in shares)		(43)
Repurchases of common stock	(570)		(570)
Ending balance (in shares) at Mar. 30, 2024		22,326
Ending balance at Mar. 30, 2024	$ (445,863)	$ 223	20,262	(466,348)
Beginning balance (in shares) at Dec. 30, 2023	22,235	22,235
Beginning balance at Dec. 30, 2023	$ (441,928)	$ 222	16,716	(458,866)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	$ (15,669)
Ending balance (in shares) at Sep. 28, 2024	22,371	22,371
Ending balance at Sep. 28, 2024	$ (448,784)	$ 224	25,527	(474,535)
Beginning balance (in shares) at Mar. 30, 2024		22,326
Beginning balance at Mar. 30, 2024	(445,863)	$ 223	20,262	(466,348)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(5,051)			(5,051)
Stock-based compensation (in shares)		32
Stock-based compensation	3,992	$ 1	3,991
Repurchases of common stock (in shares)		(3)
Repurchases of common stock	(42)		(42)
Ending balance (in shares) at Jun. 29, 2024		22,355
Ending balance at Jun. 29, 2024	(446,964)	$ 224	24,211	(471,399)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	(3,136)			(3,136)
Stock-based compensation (in shares)		24
Stock-based compensation	1,432		1,432
Repurchases of common stock (in shares)		(8)
Repurchases of common stock	$ (116)		(116)
Ending balance (in shares) at Sep. 28, 2024	22,371	22,371
Ending balance at Sep. 28, 2024	$ (448,784)	$ 224	$ 25,527	$ (474,535)