Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($) $ in Millions	Jun. 28, 2025	Dec. 28, 2024
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	63,500,000	63,500,000
Common stock, shares issued	16,814,713	16,636,380
Common stock, shares outstanding	16,814,713	16,636,380
Series B convertible preferred stock
Convertible preferred stock, liquidation preference, value	$ 6.1
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	2,000,000	2,000,000
Convertible preferred stock, shares issued	600,000	0
Convertible preferred stock, shares outstanding	600,000	0