CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	(Accumulated Deficit) Retained Earnings	Accumulated Other Comprehensive (Loss) Income	Total
Beginning balance (shares) at Dec. 29, 2021	36,601,648
Beginning balance at Dec. 29, 2021	$ 365	$ 342,941	$ (32,393)	$ (290)	$ 310,623
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		2,806			2,806
Issuance of common stock related to restricted shares	$ 4	(4)
Issuance of common stock related to restricted shares (shares)	352,114
Issuance of common stock upon exercise of stock options, net	$ 1	1,579			1,580
Issuance of common stock upon exercise of stock options, net (shares)	150,475
Shares repurchased for employee tax withholdings		(243)			(243)
Shares repurchased for employee tax withholdings (shares)	(22,901)
Forfeiture of common stock related to restricted shares (shares)	(27,931)
Other comprehensive income (loss), net of tax				480	480
Net income			14,265		14,265
Ending balance (shares) at Sep. 28, 2022	37,053,405
Ending balance at Sep. 28, 2022	$ 370	347,079	(18,128)	190	329,511
Beginning balance (shares) at Jun. 29, 2022	37,002,513
Beginning balance at Jun. 29, 2022	$ 369	346,095	(23,137)	516	323,843
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		1,009			1,009
Issuance of common stock related to restricted shares	$ 1	(1)
Issuance of common stock related to restricted shares (shares)	53,476
Shares repurchased for employee tax withholdings		(24)			(24)
Shares repurchased for employee tax withholdings (shares)	(2,584)
Other comprehensive income (loss), net of tax				(326)	(326)
Net income			5,009		5,009
Ending balance (shares) at Sep. 28, 2022	37,053,405
Ending balance at Sep. 28, 2022	$ 370	347,079	(18,128)	190	329,511
Beginning balance (shares) at Dec. 28, 2022	37,008,061
Beginning balance at Dec. 28, 2022	$ 370	292,244	(11,592)	126	281,148
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		2,539			2,539
Issuance of common stock related to restricted shares	$ 4	(4)
Issuance of common stock related to restricted shares (shares)	391,432
Issuance of common stock upon exercise of stock options, net	$ 2	1,169			$ 1,171
Issuance of common stock upon exercise of stock options, net (shares)	219,960				219,960
Shares repurchased for employee tax withholdings		(217)			$ (217)
Shares repurchased for employee tax withholdings (shares)	(23,129)
Repurchase of common stock	$ (46)	(46,570)			(46,616)
Repurchase of common stock (shares)	(4,530,850)
Repurchase of common stock - excise tax		(430)			$ (430)
Forfeiture of common stock related to restricted shares	$ (1)	1
Forfeiture of common stock related to restricted shares (shares)	(108,004)				(108,004)
Other comprehensive income (loss), net of tax				$ (126)	$ (126)
Net income			21,203		21,203
Ending balance (shares) at Sep. 27, 2023	32,957,470
Ending balance at Sep. 27, 2023	$ 329	248,732	9,611		258,672
Beginning balance (shares) at Jun. 28, 2023	35,643,747
Beginning balance at Jun. 28, 2023	$ 356	276,222	382		276,960
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		926			926
Issuance of common stock related to restricted shares (shares)	28,222
Issuance of common stock upon exercise of stock options, net		347			347
Issuance of common stock upon exercise of stock options, net (shares)	35,666
Shares repurchased for employee tax withholdings		(46)			(46)
Shares repurchased for employee tax withholdings (shares)	(4,639)
Repurchase of common stock	$ (27)	(28,437)			(28,464)
Repurchase of common stock (shares)	(2,706,214)
Repurchase of common stock - excise tax		(280)			(280)
Forfeiture of common stock related to restricted shares (shares)	(39,312)
Net income			9,229		9,229
Ending balance (shares) at Sep. 27, 2023	32,957,470
Ending balance at Sep. 27, 2023	$ 329	$ 248,732	$ 9,611		$ 258,672