Loss per Share - Schedule of Computation of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | |
|---|---|---|
Jan. 01, 2022 |
Jan. 02, 2021 |
|
| Earnings Per Share [Abstract] | ||
| Net loss | $ (16,887) | $ (8,498) |
| Basic and diluted loss per share | $ (6.35) | $ (4.59) |
| Weighted average common shares outstanding, basic and diluted | 2,658,686 | 1,852,147 |