Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 30, 2024	Apr. 01, 2023
Basic earnings (loss) per share:
Loss from continuing operations	$ (2,410)	$ (1,551)
Less: Allocation of earnings to participating securities	0	0
Loss from continuing operations available to common shareholders - basic	$ (2,410)	$ (1,551)
Basic weighted-average shares outstanding (in shares)	14,850	14,676
Basic earnings (loss) per share - continuing operations (in dollars per share)	$ (0.16)	$ (0.11)
Diluted earnings (loss) per share:
Loss from continuing operations available to common shareholders - basic	$ (2,410)	$ (1,551)
Add: Undistributed earnings reallocated to unvested shareholders	0	0
Loss from continuing operations available to common shareholders - basic	$ (2,410)	$ (1,551)
Basic shares outstanding (in shares)	14,850	14,676
Effect of dilutive securities:
Stock options (in shares)	0	0
Directors' stock performance units (in shares)	0	0
Diluted weighted-average shares outstanding	14,850	14,676
Diluted earnings (loss) per share - continuing operations (in dollars per share)	$ (0.16)	$ (0.11)
Common shares, excluding unvested participating securities	935	742
Antidilutive securities excluded from computation of earnings per share, (in shares)	539	130