Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Dec. 29, 2023	$ 90,080	$ 61	$ 317,034	$ (274,600)	$ 60,820	$ (13,235)
Balance, Shares at Dec. 29, 2023		60,581,000
Treasury Stock, Balance, Shares at Dec. 29, 2023				(33,315,000)
Issuance of common stock	(3,782)		(3,782)
Issuance of common stock, Shares		378,000
Treasury stock purchased, net of costs	(1,055)			$ (1,055)
Treasury stock purchased, net of costs, Shares				(43,000)
Amortization of restricted stock units and common stock subject to vesting requirements	2,874		2,874
Dividends declared	(3,036)				(3,036)
Net income	8,731				8,731
Foreign currency translation	(331)					(331)
Balance at Mar. 29, 2024	93,481	$ 61	316,126	$ (275,655)	66,515	(13,566)
Ending Balance, Shares at Mar. 29, 2024		60,959,000
Treasury Stock, Ending Balance, Shares at Mar. 29, 2024				(33,358,000)
Balance at Dec. 27, 2024	$ 115,574	$ 61	332,285	$ (281,022)	78,311	(14,061)
Balance, Shares at Dec. 27, 2024		61,031,000
Treasury Stock, Balance, Shares at Dec. 27, 2024	(33,540,472)			(33,540,000)
Issuance of common stock	$ (5,519)		(5,519)
Issuance of common stock, Shares		364,000
Treasury stock purchased, net of costs	(6,202)			$ (6,202)
Treasury stock purchased, net of costs, Shares				(206,000)
Amortization of restricted stock units and common stock subject to vesting requirements	9,785		9,785
Dividends declared	(3,318)				(3,318)
Net income	3,143				3,143
Foreign currency translation	952					952
Balance at Mar. 28, 2025	$ 114,415	$ 61	$ 336,551	$ (287,224)	$ 78,136	$ (13,109)
Ending Balance, Shares at Mar. 28, 2025		61,395,000
Treasury Stock, Ending Balance, Shares at Mar. 28, 2025	(33,746,041)			(33,746,000)