Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Capital Surplus [Member]	Retained Earnings [Member]
Beginning Balance at Dec. 29, 2020	$ 293,788		$ 71,722	$ 222,066
Beginning Balance (in shares) at Dec. 29, 2020		22,318,000
Exercise of stock options	$ 4,511	$ 6,394	(1,883)
Exercise of stock options (in shares)	129,000	122,000
Issuance of common stock, net	$ 28,907	$ 28,907
Issuance of common stock, net (in shares)		703,000
Issuance of restricted stock units	(491)	$ 7,476	(7,967)
Issuance of restricted stock units (in shares)		161,000
Repurchase, retirement and reclassification of common stock		$ (42,777)		42,777
Stock-based compensation	10,641		10,641
Adjustment to dividends previously accrued	21			21
Net income (loss)	(3,606)			(3,606)
Ending Balance at Dec. 28, 2021	333,771		72,513	261,258
Ending Balance (in shares) at Dec. 28, 2021		23,304,000
Issuance of restricted stock units	(381)	$ 8,097	(8,478)
Issuance of restricted stock units (in shares)		179,000
Repurchase, retirement and reclassification of common stock	(2,385)	$ (8,097)		5,712
Repurchase, retirement and reclassification of common stock (in shares)		(91,000)
Stock-based compensation	10,424		10,424
Adjustment to dividends previously accrued	10			10
Net income (loss)	4,076			4,076
Ending Balance at Jan. 03, 2023	345,515		74,459	271,056
Ending Balance (in shares) at Jan. 03, 2023		23,392,000
Exercise of stock options	$ 875	$ 1,073	(198)
Exercise of stock options (in shares)	28,000	28,000
Issuance of restricted stock units	$ (573)	$ 7,934	(8,507)
Issuance of restricted stock units (in shares)		192,000
Repurchase, retirement and reclassification of common stock	$ (10,999)	$ (9,007)		(1,992)
Repurchase, retirement and reclassification of common stock (in shares)	(428,000)	(428,000)
Stock-based compensation	$ 11,282		11,282
Adjustment to dividends previously accrued	1			1
Net income (loss)	19,660			19,660
Ending Balance at Jan. 02, 2024	$ 365,761		$ 77,036	$ 288,725
Ending Balance (in shares) at Jan. 02, 2024		23,184,000