v3.25.1
Schedule of Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 29, 2025
Mar. 30, 2024
Earnings (loss) per common share:    
Net Loss, numerator, basic computation $ (162) $ (303)
Net Loss, numerator, diluted computation $ (162) $ (303)
Weighted average shares - denominator basic computation 5,154 5,154
Weighted average shares, as adjusted - denominator diluted computation 5,154 5,154
Net Loss per common share - basic $ (0.03) $ (0.06)
Net Loss per common share - diluted $ (0.03) $ (0.06)